One and Two Step Equations

The objective when solving an equation is to....

• isolate the variable.

• check the solution.

• guess and check.

• Combine Like Terms.

Tags

CCSS.7.EE.B.4A

Solve for x:
8x - 10 = -34

• 4

• 3

• -3

• -24

Tags

CCSS.7.EE.B.4A

Solve  9 + 3x = 10

• 2/3

• 1/3

• -1/3

• 4

Tags

CCSS.7.EE.B.4A

What is the first step in solving the equation?

• Add 4 to each side

• Subtract 4 from each side

• Subtract 2y from each side

• Divide each side by 2y

Tags

CCSS.7.EE.B.4A

x - 8 = -5 

• 13

• -13

• 3

• -3

Tags

CCSS.6.EE.B.7

15 = 2a + 7

• 2

• 4

• 12

• 14

Tags

CCSS.7.EE.B.4A

What is a one-step equation?

• A problem where multiple operations are present.

• A problem where the variable is missing.

• An equation where only one step (operation) is needed to solve it.

• An equation where two steps (two operations) are needed to solve it.

Tags

CCSS.6.EE.B.7

What is a two-step equation?

• An equation where two steps (or operations) are needed to solve it.

• An equation where only one step is needed to solve it.

• A problem with only one operation present.

• A problem where you find the square-root of a number.

Tags

CCSS.7.EE.B.4A

Solve for x:

• x = 20

• x = 7

• x = 10

• x = 3

Tags

CCSS.6.EE.B.7

x - 62 = 123
How should you show your work to isolate the variable and solve the equation?

• Add 62 to each side. 

• Subtract 62 from each side.

• Multiply each side by 62.

• Add 123 to each side.

Tags

CCSS.6.EE.B.7