Question 1

Solve.
-$2(x+7)+11=5(x+4)+14$

Accepted Answer

A)  5 
B)  -3 
C)  10 
D)  15 
A)  5 
B)  -3 
C)  10 
D)  15

Question 2

Graph the inequality.
-$\mathrm{x}<-3$

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 3

Solve. Clear decimals first.
-$5.72 \mathrm{t}-40.04=2.86 \mathrm{t}-20.02$

Accepted Answer

A)  14 
B)  -7 
C)  -14 
D)  7 
A)  14 
B)  -7 
C)  -14 
D)  7

Question 4

Solve the problem.
-Company A rents copiers for a monthly charge of $\$ 90$ plus 6 cents per copy. Company B rents copiers for a monthly charge of $\$ 180$ plus 3 cents per copy. What is the number of copies above which Company A's charges are the higher of the two?

Accepted Answer

A)  3100 copies 
B)  6000 copies 
C)  1500 copies 
D)  3000 copies 
A)  3100 copies 
B)  6000 copies 
C)  1500 copies 
D)  3000 copies

Question 5

Solve the problem.
-On Monday, an investor bought 100 shares of stock. On Tuesday, the value of the shares went up $8 \%$. How much did the investor pay for the 100 shares if he sold them Wednesday morning for $\$ 1620$ ? Round to the nearest dollar if necessary.

Accepted Answer

A)  $\$ 1550$ 
B)  $\$ 1570$ 
C)  $\$ 1500$ 
D)  $\$ 1490$ 
A)  $\$ 1550$ 
B)  $\$ 1570$ 
C)  $\$ 1500$ 
D)  $\$ 1490$

Question 6

Solve the problem.
-Find the measures of the supplementary angles.

Accepted Answer

A)  $96.25^{\circ}$ and $83.75^{\circ}$ 
B)  $50.63^{\circ}$ and $39.38^{\circ}$ 
C)  $202.5^{\circ}$ and $157.5^{\circ}$ 
D)  $101.25^{\circ}$ and $78.75^{\circ}$ 
A)  $96.25^{\circ}$ and $83.75^{\circ}$ 
B)  $50.63^{\circ}$ and $39.38^{\circ}$ 
C)  $202.5^{\circ}$ and $157.5^{\circ}$ 
D)  $101.25^{\circ}$ and $78.75^{\circ}$

Question 7

Translate the sentence to an inequality.
-The number of people at a concert is not to exceed 4931.

Accepted Answer

A)  $\mathrm{x}4931$ 
D)  $\mathrm{x} \geq 4931$ 
A)  $\mathrm{x}4931$ 
D)  $\mathrm{x} \geq 4931$

Question 8

Solve using the multiplication principle.
-$-4 s=-44$

Accepted Answer

A)  2 
B)  40 
C)  -40 
D)  11 
A)  2 
B)  40 
C)  -40 
D)  11

Question 9

Solve.
-$-5+\mathrm{x}=\mathrm{x}-5$

Accepted Answer

A)  0 
B)  No solution 
C)  10 
D)  All real numbers 
A)  0 
B)  No solution 
C)  10 
D)  All real numbers

Question 10

Solve using the multiplication principle.
-$-x=-20$

Accepted Answer

A)  -20 
B)  $-\frac{1}{20}$ 
C)  -19 
D)  20 
A)  -20 
B)  $-\frac{1}{20}$ 
C)  -19 
D)  20

Question 11

Solve the problem.
-During one year, the Cheung's real estate bill included $\$ 338$ for county services. Of this amount, $\$$ 112 went to the highway department. What percent did the county highway department receive? (Round answer to two decimal places.)

Accepted Answer

A)  $33.14 \%$ 
B)  $11.20 \%$ 
C)  $66.86 \%$ 
D)  $32.84 \%$ 
A)  $33.14 \%$ 
B)  $11.20 \%$ 
C)  $66.86 \%$ 
D)  $32.84 \%$

Question 12

Graph the inequality.
-$x \leq-5$

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 13

Solve the problem.
-One side of a triangle is $4 \mathrm{~cm}$ shorter than the base, $x$. The other side is $3 \mathrm{~cm}$ longer than the base. What lengths of the base will allow the perimeter of the triangle to be at least $29 \mathrm{~cm}$ ?

Accepted Answer

A) $x>6$ B) $\mathrm{x} \leq 13$ C) $0<\mathrm{x} \leq 10$ D) $\mathrm{x} \geq 10$ A) $x>6$ B) $\mathrm{x} \leq 13$ C) $0<\mathrm{x} \leq 10$ D) $\mathrm{x} \geq 10$

Question 14

Decide if the given number is a solution to the given equation.
-$5 \mathrm{~m}+5=42 ; \quad 7$

Accepted Answer

A) True 
 B)False

Question 15

Determine whether the given number is a solution of the inequality.
-$x \geq-11,3$

Accepted Answer

A) True 
 B)False

Question 16

Solve using the multiplication principle.
-$59.5=8.5 y$

Accepted Answer

A)  52.5 
B)  $\frac{1}{7}$ 
C)  7 
D)  51 
A)  52.5 
B)  $\frac{1}{7}$ 
C)  7 
D)  51

Question 17

Translate the sentence to an inequality.
-John weighs at least 143 pounds.

Accepted Answer

A) $x \geq 143$ B) $x>143$ C) $x \leq 143$ D) $\mathrm{x}<143$ A) $x \geq 143$ B) $x>143$ C) $x \leq 143$ D) $\mathrm{x}<143$

Question 18

Solve using the multiplication principle.
-$-\frac{1}{5} \mathrm{k}=-4$

Accepted Answer

A)  20 
B)  - 5 
C)  7 
D)  8 
A)  20 
B)  - 5 
C)  7 
D)  8

Question 19

Solve.
-$12.8-7.8(\mathrm{x}+1.2)=13-8(\mathrm{x}+1)$

Accepted Answer

A)  17.8 
B)  25.8 
C)  9.8 
D)  7.8 
A)  17.8 
B)  25.8 
C)  9.8 
D)  7.8

Question 20

Decide if the given number is a solution to the given equation.
-$\mathrm{p}-6=5$; 11

Accepted Answer

A) True 
 B)False

Solve. - $2(x+7)+11=5(x+4)+14$

Graph the inequality. - $\mathrm{x}<-3$ $Graph the inequality. - \mathrm{x}<-3$

Solve. Clear decimals first. - $5.72 \mathrm{t}-40.04=2.86 \mathrm{t}-20.02$

Solve the problem. -Company A rents copiers for a monthly charge of $\$ 90$ plus 6 cents per copy. Company B rents copiers for a monthly charge of $\$ 180$ plus 3 cents per copy. What is the number of copies above which Company A's charges are the higher of the two?

Solve the problem. -On Monday, an investor bought 100 shares of stock. On Tuesday, the value of the shares went up $8 \%$ . How much did the investor pay for the 100 shares if he sold them Wednesday morning for $\$ 1620$ ? Round to the nearest dollar if necessary.

Solve the problem. -Find the measures of the supplementary angles.

Translate the sentence to an inequality. -The number of people at a concert is not to exceed 4931.

Solve using the multiplication principle. - $-4 s=-44$

Solve. - $-5+\mathrm{x}=\mathrm{x}-5$

Solve using the multiplication principle. - $-x=-20$

Solve the problem. -During one year, the Cheung's real estate bill included $\$ 338$ for county services. Of this amount, $\$$ 112 went to the highway department. What percent did the county highway department receive? (Round answer to two decimal places.)

Graph the inequality. - $x \leq-5$

Solve the problem. -One side of a triangle is $4 \mathrm{~cm}$ shorter than the base, $x$ . The other side is $3 \mathrm{~cm}$ longer than the base. What lengths of the base will allow the perimeter of the triangle to be at least $29 \mathrm{~cm}$ ?

Decide if the given number is a solution to the given equation. - $5 \mathrm{~m}+5=42 ; \quad 7$

Determine whether the given number is a solution of the inequality. - $x \geq-11,3$

Solve using the multiplication principle. - $59.5=8.5 y$

Translate the sentence to an inequality. -John weighs at least 143 pounds.

Solve using the multiplication principle. - $-\frac{1}{5} \mathrm{k}=-4$

Solve. - $12.8-7.8(\mathrm{x}+1.2)=13-8(\mathrm{x}+1)$

Decide if the given number is a solution to the given equation. - $\mathrm{p}-6=5$ ; 11

Introduction to Real Numbers and Algebraic Expressions

Graphs of Linear Equations

Polynomials: Operations

Polynomials: Factoring

Rational Expressions and Equations

Systems of Equations

Radical Expressions and Equations

Quadratic Equations

Equations of Lines and Simplifying Radical Expressions

Filters

Exam 2: Solving Equations and Inequalities

Solve. - 2(x+7)+11=5(x+4)+142(x+7)+11=5(x+4)+142(x+7)+11=5(x+4)+14

Graph the inequality. - x<−3\mathrm{x}<-3x<−3

Solve. Clear decimals first. - 5.72t−40.04=2.86t−20.025.72 \mathrm{t}-40.04=2.86 \mathrm{t}-20.025.72t−40.04=2.86t−20.02

Solve the problem. -Company A rents copiers for a monthly charge of $90\$ 90$90 plus 6 cents per copy. Company B rents copiers for a monthly charge of $180\$ 180$180 plus 3 cents per copy. What is the number of copies above which Company A's charges are the higher of the two?

Solve the problem. -On Monday, an investor bought 100 shares of stock. On Tuesday, the value of the shares went up 8%8 \%8% . How much did the investor pay for the 100 shares if he sold them Wednesday morning for $1620\$ 1620$1620 ? Round to the nearest dollar if necessary.

Solve the problem. -Find the measures of the supplementary angles.

Translate the sentence to an inequality. -The number of people at a concert is not to exceed 4931.

Solve using the multiplication principle. - −4s=−44-4 s=-44−4s=−44

Solve. - −5+x=x−5-5+\mathrm{x}=\mathrm{x}-5−5+x=x−5

Solve using the multiplication principle. - −x=−20-x=-20−x=−20

Solve the problem. -During one year, the Cheung's real estate bill included $338\$ 338$338 for county services. Of this amount, $\$$ 112 went to the highway department. What percent did the county highway department receive? (Round answer to two decimal places.)

Graph the inequality. - x≤−5x \leq-5x≤−5

Solve the problem. -One side of a triangle is 4 cm4 \mathrm{~cm}4 cm shorter than the base, xxx . The other side is 3 cm3 \mathrm{~cm}3 cm longer than the base. What lengths of the base will allow the perimeter of the triangle to be at least 29 cm29 \mathrm{~cm}29 cm ?

Decide if the given number is a solution to the given equation. - 5 m+5=42;75 \mathrm{~m}+5=42 ; \quad 75 m+5=42;7

Determine whether the given number is a solution of the inequality. - x≥−11,3x \geq-11,3x≥−11,3

Solve using the multiplication principle. - 59.5=8.5y59.5=8.5 y59.5=8.5y

Translate the sentence to an inequality. -John weighs at least 143 pounds.

Solve using the multiplication principle. - −15k=−4-\frac{1}{5} \mathrm{k}=-4−51​k=−4

Solve. - 12.8−7.8(x+1.2)=13−8(x+1)12.8-7.8(\mathrm{x}+1.2)=13-8(\mathrm{x}+1)12.8−7.8(x+1.2)=13−8(x+1)

Decide if the given number is a solution to the given equation. - p−6=5\mathrm{p}-6=5p−6=5 ; 11

Introduction to Real Numbers and Algebraic Expressions

Graphs of Linear Equations

Polynomials: Operations

Polynomials: Factoring

Rational Expressions and Equations

Systems of Equations

Radical Expressions and Equations

Quadratic Equations

Equations of Lines and Simplifying Radical Expressions

Filters

Solve. - $2(x+7)+11=5(x+4)+14$

Graph the inequality. - $\mathrm{x}<-3$ $Graph the inequality. - \mathrm{x}<-3$

Solve. Clear decimals first. - $5.72 \mathrm{t}-40.04=2.86 \mathrm{t}-20.02$

Solve the problem. -Company A rents copiers for a monthly charge of $\$ 90$ plus 6 cents per copy. Company B rents copiers for a monthly charge of $\$ 180$ plus 3 cents per copy. What is the number of copies above which Company A's charges are the higher of the two?

Solve the problem. -On Monday, an investor bought 100 shares of stock. On Tuesday, the value of the shares went up $8 \%$ . How much did the investor pay for the 100 shares if he sold them Wednesday morning for $\$ 1620$ ? Round to the nearest dollar if necessary.

Solve using the multiplication principle. - $-4 s=-44$

Solve. - $-5+\mathrm{x}=\mathrm{x}-5$

Solve using the multiplication principle. - $-x=-20$

Solve the problem. -During one year, the Cheung's real estate bill included $\$ 338$ for county services. Of this amount, $\$$ 112 went to the highway department. What percent did the county highway department receive? (Round answer to two decimal places.)

Graph the inequality. - $x \leq-5$

Solve the problem. -One side of a triangle is $4 \mathrm{~cm}$ shorter than the base, $x$ . The other side is $3 \mathrm{~cm}$ longer than the base. What lengths of the base will allow the perimeter of the triangle to be at least $29 \mathrm{~cm}$ ?

Decide if the given number is a solution to the given equation. - $5 \mathrm{~m}+5=42 ; \quad 7$

Determine whether the given number is a solution of the inequality. - $x \geq-11,3$

Solve using the multiplication principle. - $59.5=8.5 y$

Solve using the multiplication principle. - $-\frac{1}{5} \mathrm{k}=-4$

Solve. - $12.8-7.8(\mathrm{x}+1.2)=13-8(\mathrm{x}+1)$

Decide if the given number is a solution to the given equation. - $\mathrm{p}-6=5$ ; 11