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

What is the first step in solving the equation 4x + 30 = 110?

Back

Subtract 30 from both sides.

Tags

CCSS.7.EE.B.4A

Front

How do you isolate the variable in the equation 3x + 2 = -25?

Back

Subtract 2 from both sides and then divide by 3.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation 3x + 2 = -25?

Back

x = -9.

Tags

CCSS.7.EE.B.4A

Front

What is the first step in solving the equation 11 - 3x = 44?

Back

Subtract 11 from both sides.

Tags

CCSS.7.EE.B.4A

Front

How do you write an equation for a word problem involving costs?

Back

Identify the total cost and the individual costs, then set up an equation to represent the relationship.

Front

What is the equation for buying a $5 magazine and four erasers for a total of $25?

Back

5 + 4x = 25.

Tags

CCSS.HSA.CED.A.3

Front

What does it mean to 'isolate the variable' in an equation?

Back

To isolate the variable means to manipulate the equation so that the variable is on one side and all other terms are on the opposite side.

Tags

CCSS.7.EE.B.4A

Front

What operation would you perform first in the equation 4x + 30 = 110?

Back

Subtract 30 from both sides.

Tags

CCSS.HSA.REI.A.1

Front

What is the solution to the equation 11 - 3x = 44?

Back

x = -11.

Tags

CCSS.7.EE.B.4A