Summer Review Solving Equations and Inequalities

Front

Solve: 2x - 5(3 - x) = 3x - 10

Back

x = 5/4

Front

When solving inequalities you must _________________ the inequality when ____________________ by a negative.

Back

flip; multiplying and dividing

Front

Solve: 3(5x - 2) = 15

Back

x = 3

Front

Solve the inequality: -3(9 + x) ≥ -21

Back

x ≤ -2

Front

Solve: 2x + 3(5x - 7) = 47

Back

x = 4

Front

What is the solution to the equation: 4(x - 1) = 2(x + 3)?

Back

x = 5

Front

When do you flip the inequality sign?

Back

When multiplying or dividing by a negative number.

Front

Solve: 5x - 3 = 2x + 6

Back

x = 3

Front

What is an inequality?

Back

A mathematical statement that compares two expressions using <, >, ≤, or ≥.

Front

Solve: 7 - 2(x + 1) = 3

Back

x = 1