Two Step Equations

Front

What is the goal of solving two-step equations?

Back

To find the value of the variable.

Tags

CCSS.7.EE.B.4A

Front

What is the first step in solving the equation 2y + 17 = 55?

Back

Subtract 17 from both sides.

Tags

CCSS.7.EE.B.4A

Front

What is the first step to solve the equation 11 - 3x = 44?

Back

Subtract 11 from both sides.

Tags

CCSS.7.EE.B.4A

Front

What is the solution for x in the equation 4x + 7 = 23?

Back

x = 4.

Tags

CCSS.7.EE.B.4A

Front

What is the value of n in the equation 6n + 4 = -26?

Back

n = -5.

Tags

CCSS.7.EE.B.4A

Front

What does it mean to isolate a variable in an equation?

Back

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

Front

What operation would you perform to both sides of the equation to eliminate a constant term?

Back

You would subtract the constant term from both sides.

Tags

CCSS.6.EE.B.7

Front

In the equation 3x + 5 = 20, what is the first step to solve for x?

Back

Subtract 5 from both sides.

Tags

CCSS.7.EE.B.4A

Front

How do you check if your solution to a two-step equation is correct?

Back

Substitute the solution back into the original equation to see if both sides are equal.

Tags

CCSS.6.EE.B.5

Front

What is the inverse operation of addition?

Back

Subtraction.

Tags

CCSS.2.NBT.B.5