Equations and Inequalities Review

Front

Solve the following equation: 2x + 18 = 30

Back

x = 6

Front

If x = -2, which equation is true? -4x + 5 = 13, 2x - 4 = 8, -x + 6 = 4, 3x + 12 = 18

Back

-4x + 5 = 13

Front

Chris and Juan have a mask collection. The number of masks in Chris' collection can be represented by x. The number of masks in Juan's collection is 3 times the number in Chris' collection. The total number of masks in both collections is 60. How many masks are in Chris' collection?

Back

15

Front

Use the inequality below to find the value of x: 3x - 12 > 15

Back

x > 9

Front

The number line represents the solution set for which inequality? 2x - 16 < -8, 5x + 35 < 70, -3x - 9 > 12, -2x + 20 > 10

Back

2x - 16 < -8

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing one or more variables.

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions, showing that one is greater than, less than, or not equal to the other.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is the solution set of an inequality?

Back

The solution set of an inequality is the set of all values that satisfy the inequality.

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.