Two Step Equation / Inequalities

Front

What is a two-step equation?

Back

A two-step equation is an algebraic equation that requires two operations to solve for the variable.

Front

How do you isolate a variable in a two-step equation?

Back

To isolate a variable, perform the inverse operations in the reverse order of how they are applied.

Front

Solve for x: 9x − 4 > 5

Back

x > 1

Front

Solve for x: 8x + 32 > 16

Back

x > -2

Front

Solve for x: 4x + 8 = 12

Back

x = 1

Front

Solve for x: 12x + 36 ≥ 144

Back

x ≥ 9

Front

Solve for x: 2x − 8 < 4

Back

x < 6

Front

What does it mean when an inequality is represented as x > a?

Back

It means that x can take any value greater than a.

Front

What does it mean when an inequality is represented as x < a?

Back

It means that x can take any value less than a.

Front

What is the difference between an equation and an inequality?

Back

An equation states that two expressions are equal, while an inequality shows the relationship between expressions that are not necessarily equal.