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.

Tags

CCSS.7.EE.B.4A

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 appear in the equation.

Tags

CCSS.7.EE.B.4A

Front

Solve for c: 3c + 5 = 23

Back

c = 6

Tags

CCSS.7.EE.B.4A

Front

Solve for x: -4x + 1 = 21

Back

x = -5

Tags

CCSS.7.EE.B.4A

Front

Solve for a: a - 3 = -9

Back

a = -6

Tags

CCSS.6.EE.B.7

Front

Solve for s: 9 = 2s + 1

Back

s = 4

Tags

CCSS.7.EE.B.4A

Front

What is the first step to solve the equation 2x + 3 = 11?

Back

Subtract 3 from both sides to get 2x = 8.

Tags

CCSS.7.EE.B.4A

Front

What is the second step to solve the equation 2x = 8?

Back

Divide both sides by 2 to get x = 4.

Tags

CCSS.6.EE.B.7

Front

What does it mean to 'balance' an equation?

Back

Balancing an equation means performing the same operation on both sides to maintain equality.

Tags

CCSS.8.EE.C.7B

Front

What is the inverse operation of addition?

Back

The inverse operation of addition is subtraction.

Tags

CCSS.HSA.REI.A.1