Exam 3: Solving Equations and Inequalities

Write the word or phrase that best completes each statement or answers the question. Provide an appropriate response. - The solution of the equation 7y - 6 = 7y + 3 is zero.

Solve the problem. -A rectangular Persian carpet has a perimeter of 220 inches. The length of the carpet is 22 inches more than the width. What are the dimensions of the carpet?

Solve the problem. -In order for a chemical reaction to remain stable, its Celsius temperature must be no more than 63.81°C. Find the Farenheit temperatures at which the reaction will remain stable.

Solve. Clear fractions first. - = 3

Evaluate the formula for the given values of the variables. -P = 2L + 2W; L = 4 in., W = 3 in.

Solve the problem. -On a road trip from New York to Los Angeles, Peter stopped in St. Louis which is 924 miles from New York. If St. Louis is 0.33 of the trip to Los Angeles, how far is it from New York to Los Angeles?

Solve the problem. Round to the nearest hundredth, if necessary. -45% of what number is 75?

Graph the inequality. -x > 4

Solve using the multiplication principle. -53.4 = 8.9y

Solve the problem. -One side of a rectangle is 7 inches and the other side is x inches. What values of x will make the perimeter at most 22?

Solve the problem. -Jon has 766 points in his math class. He must have 68% of the 1400 points possible by the end of the term to receive credit for the class. What is the minimum number of additional points he must earn by the end of the Term to receive credit for the class?

Solve. -9 - 6(x + 3) = 10 - 7(x + 2)

Write the word or phrase that best completes each statement or answers the question. Provide an appropriate response. -Write the steps you would use to solve this equation: 2(x - 1) + 2x = -5x.

Translate the sentence to an inequality. -The height of a member of the basketball team is at least 80 inches.

Translate the sentence to an inequality. -Two added to half of a number is at most eight.

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

Solve using the addition and multiplication principles. -

Solve the problem. -One side of a rectangle is 2 times the other, and the perimeter is not to exceed 60. Find the possible values for x, the length of the shorter side.

Solve. -V = Bh for h

Determine whether the given number is a solution of the inequality. -x > 2, 1.04