Two Step Equations

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

Solve for c: 4c - 6 = 2

Back

c = 2

Front

Solve for d: 5d - 6 = 9

Back

d = 3

Front

Solve for a: -3a + 8 = 14

Back

a = -2

Front

Solve for a: 33 = 4a - 7

Back

a = 10

Front

Solve for s: 9 = 2s + 1

Back

s = 4

Front

What is the first step in solving a two-step equation?

Back

The first step is to isolate the term with the variable by performing the inverse operation.

Front

What is the second step in solving a two-step equation?

Back

The second step is to solve for the variable by performing the necessary operation.

Front

What does it mean to isolate a variable?

Back

To isolate a variable means to get the variable alone on one side of the equation.

Front

What is the inverse operation of subtraction?

Back

The inverse operation of subtraction is addition.