Equations and Inequalities

Front

What is the solution to the equation 2x = 4?

Back

2

Front

How do you solve the inequality n - 9 ≥ 5?

Back

n ≥ 14, represented by a closed dot on 14, shaded to the right.

Front

What is the solution to the equation -5(x - 6) = 15?

Back

3

Front

How do you solve the equation -7 = x / -5?

Back

35

Front

What is the solution to the inequality -2x + 4 < 16?

Back

x > -6, represented by an open dot on -6, shaded to the right.

Front

What does a closed dot on a number line indicate in the context of inequalities?

Back

It indicates that the endpoint is included in the solution set.

Front

What does an open dot on a number line indicate in the context of inequalities?

Back

It indicates that the endpoint is not included in the solution set.

Front

What is the first step in solving the equation 2x = 4?

Back

Divide both sides by 2.

Front

What is the first step in solving the inequality n - 9 ≥ 5?

Back

Add 9 to both sides.

Front

How do you isolate x in the equation -5(x - 6) = 15?

Back

First, divide both sides by -5.