Math 1 Unit 4 Review - Equations & Inequalities

Front

Solve the inequality: -9h > -63

Back

h < 7

Front

Write and solve the equation for the total cost: $7.95 + $0.95 per song downloaded. If Will spent $26, how many songs did he download?

Back

7.95 + 0.95x = 26; x = 19 songs

Front

Which inequality represents all possible solutions for: 7(x + 3) < 5x + 13?

Back

x < -4

Front

Solve the equation: -4x + 1 = 21

Back

x = -5

Front

Solve the inequality: 3x - 5 ≤ 13

Back

x ≤ 6

Front

What is a linear equation?

Back

An equation that makes a straight line when graphed, typically in the form y = mx + b.

Front

What does it mean to solve an inequality?

Back

To find all values of the variable that make the inequality true.

Front

What is the difference between an equation and an inequality?

Back

An equation states that two expressions are equal, while an inequality shows that one expression is greater than or less than another.

Front

How do you isolate a variable in an equation?

Back

By performing inverse operations to both sides of the equation.

Front

What is the solution set of an inequality?

Back

The set of all values that satisfy the inequality.