Question 1

Simplify.
-$13-0-14-(-15)+(-12)$

Accepted Answer

A)  -28 
B)  0 
C)  2 
D)  24 
A)  -28 
B)  0 
C)  2 
D)  24

Question 2

Subtract.
-$-3.9-(-4.3)$

Accepted Answer

A)  0.4 
B)  8.2 
C)  -0.4 
D)  -8.2 
A)  0.4 
B)  8.2 
C)  -0.4 
D)  -8.2

Question 3

Write an inequality with the same meaning.
-$10<48$

Accepted Answer

A)  $48>10$ 
B)  $4848$ 
D)  $48 \geq 10$ 
A)  $48>10$ 
B)  $4848$ 
D)  $48 \geq 10$

Question 4

Perform the indicated operation and, if possible, simplify.
-$\frac{7}{10}+\frac{5}{7}$

Accepted Answer

A)  $\frac{99}{17}$ 
B)  $\frac{99}{70}$ 
C)  $\frac{12}{17}$ 
D)  $\frac{6}{35}$ 
A)  $\frac{99}{17}$ 
B)  $\frac{99}{70}$ 
C)  $\frac{12}{17}$ 
D)  $\frac{6}{35}$

Question 5

Find the reciprocal, if it exists.
-$\frac{7}{3}$

Accepted Answer

A)  1 
B)  $-\frac{3}{7}$ 
C)  $\frac{3}{7}$ 
D)  $-\frac{7}{3}$ 
A)  1 
B)  $-\frac{3}{7}$ 
C)  $\frac{3}{7}$ 
D)  $-\frac{7}{3}$

Question 6

Substitute to find the value of the expression.
-The area of a triangle with base $b$ and height $h$ is given by the formula $A=\frac{1}{2} b h$. Find the area of a triangle when the base is 4.1 centimeters and the height is 14.0 centimeters.

Accepted Answer

A)  $0.15 \mathrm{~cm}^{2}$ 
B)  $22.96 \mathrm{~cm}^{2}$ 
C)  $57.4 \mathrm{~cm}^{2}$ 
D)  $28.7 \mathrm{~cm}^{2}$ 
A)  $0.15 \mathrm{~cm}^{2}$ 
B)  $22.96 \mathrm{~cm}^{2}$ 
C)  $57.4 \mathrm{~cm}^{2}$ 
D)  $28.7 \mathrm{~cm}^{2}$

Question 7

Convert to decimal notation.
-$\frac{19}{99}$

Accepted Answer

A)  $0 . \overline{19}$ 
B)  $0.1 \overline{9}$ 
C)  $0 . \overline{191}$ 
D)  0.19 
A)  $0 . \overline{19}$ 
B)  $0.1 \overline{9}$ 
C)  $0 . \overline{191}$ 
D)  0.19

Question 8

Perform the indicated operation and, if possible, simplify.
-$\frac{14}{23} \cdot \frac{4}{7}$

Accepted Answer

A)  $\frac{2}{69}$ 
B)  $\frac{46}{49}$ 
C)  $\frac{13}{22}$ 
D)  $\frac{8}{23}$ 
A)  $\frac{2}{69}$ 
B)  $\frac{46}{49}$ 
C)  $\frac{13}{22}$ 
D)  $\frac{8}{23}$

Question 9

Factor. Check by multiplying.
-$3 x-18 y$

Accepted Answer

A)  $3(x-6 y)$ 
B)  $3(x-y)$ 
C)  $6(3 x-3 y)$ 
D)  $3(x-18 y)$ 
A)  $3(x-6 y)$ 
B)  $3(x-y)$ 
C)  $6(3 x-3 y)$ 
D)  $3(x-18 y)$

Question 10

Convert to percent notation.
-0.7

Accepted Answer

A)  $700 \%$ 
B)  $0.07 \%$ 
C)  $0.7 \%$ 
D)  $70 \%$ 
A)  $700 \%$ 
B)  $0.07 \%$ 
C)  $0.7 \%$ 
D)  $70 \%$

Question 11

Multiply.
-12.61
$\frac{\times 0.008}{\text { } }$

Accepted Answer

A)  0.20088 
B)  0.10088 
C)  0.21088 
D)  1.20088 
A)  0.20088 
B)  0.10088 
C)  0.21088 
D)  1.20088

Question 12

Subtract.
-$19.77-10.52$

Accepted Answer

A)  31.29 
B)  30.29 
C)  9.35 
D)  9.25 
A)  31.29 
B)  30.29 
C)  9.35 
D)  9.25

Question 13

Perform the indicated operation and, if possible, simplify.
-$\frac{5}{7}-\frac{1}{5}$

Accepted Answer

A)  $\frac{36}{7}$ 
B)  $\frac{18}{35}$ 
C)  $\frac{35}{18}$ 
D)  $\frac{3}{70}$ 
A)  $\frac{36}{7}$ 
B)  $\frac{18}{35}$ 
C)  $\frac{35}{18}$ 
D)  $\frac{3}{70}$

Question 14

Evaluate - (-x) for the given value of x.
-$x=-\frac{23}{41}$

Accepted Answer

A)  $\frac{41}{23}$ 
B)  $-\frac{23}{41}$ 
C)  $-\frac{41}{23}$ 
D)  $\frac{23}{41}$ 
A)  $\frac{41}{23}$ 
B)  $-\frac{23}{41}$ 
C)  $-\frac{41}{23}$ 
D)  $\frac{23}{41}$

Question 15

Evaluate - (-x) for the given value of x.
-$x=-61$

Accepted Answer

A)  0 
B)  -61 
C)  61 
D)  $-\frac{1}{61}$ 
A)  0 
B)  -61 
C)  61 
D)  $-\frac{1}{61}$

Question 16

Subtract.
-0 - (-15)

Accepted Answer

A)  -15 
B)  0 
C)  -14 
D)  15 
A)  -15 
B)  0 
C)  -14 
D)  15

Simplify. - $13-0-14-(-15)+(-12)$

Subtract. - $-3.9-(-4.3)$

Write an inequality with the same meaning. - $10<48$

Perform the indicated operation and, if possible, simplify. - $\frac{7}{10}+\frac{5}{7}$

Find the reciprocal, if it exists. - $\frac{7}{3}$

Substitute to find the value of the expression. -The area of a triangle with base $b$ and height $h$ is given by the formula $A=\frac{1}{2} b h$ . Find the area of a triangle when the base is 4.1 centimeters and the height is 14.0 centimeters.

Convert to decimal notation. - $\frac{19}{99}$

Perform the indicated operation and, if possible, simplify. - $\frac{14}{23} \cdot \frac{4}{7}$

Factor. Check by multiplying. - $3 x-18 y$

Convert to percent notation. -0.7

Multiply. -12.61 $\frac{\times 0.008}{\text { } }$

Subtract. - $19.77-10.52$

Perform the indicated operation and, if possible, simplify. - $\frac{5}{7}-\frac{1}{5}$

Evaluate - (-x) for the given value of x. - $x=-\frac{23}{41}$

Evaluate - (-x) for the given value of x. - $x=-61$

Subtract. -0 - (-15)

Solving Equations and Inequalities

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 1: Introduction to Real Numbers and Algebraic Expressions

Simplify. - 13−0−14−(−15)+(−12)13-0-14-(-15)+(-12)13−0−14−(−15)+(−12)

Subtract. - −3.9−(−4.3)-3.9-(-4.3)−3.9−(−4.3)

Write an inequality with the same meaning. - 10<4810<4810<48

Perform the indicated operation and, if possible, simplify. - 710+57\frac{7}{10}+\frac{5}{7}107​+75​

Find the reciprocal, if it exists. - 73\frac{7}{3}37​

Substitute to find the value of the expression. -The area of a triangle with base bbb and height hhh is given by the formula A=12bhA=\frac{1}{2} b hA=21​bh . Find the area of a triangle when the base is 4.1 centimeters and the height is 14.0 centimeters.

Convert to decimal notation. - 1999\frac{19}{99}9919​

Perform the indicated operation and, if possible, simplify. - 1423⋅47\frac{14}{23} \cdot \frac{4}{7}2314​⋅74​

Factor. Check by multiplying. - 3x−18y3 x-18 y3x−18y