Two Step Equations

Solve: 4x + 7 = 23

• x = 16

• x = 4

• x = 9

• x = 12

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

• Add 3 to both sides
• Subtract 11 from both sides
• Add 11 to both sides
• Divide 3 on both sides.

Tags

CCSS.7.EE.B.4A

The steps in solving 5b - 6 = 24 are: 

• Add 6 to both sides and divide both sides by 5
• Add 6 to both sides and multiply both sides by 5
• Subtract 6 from both sides then multiply both sides by 5
• Subtract 6 from both sides then divide both sides by 5

Tags

CCSS.7.EE.B.4A

Solve: 3c + 5 = 23

• c = 3

• c = 6

• c = 7

• c = 18

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

• isolate the variable.
• check the solution.
• guess and check.
• hope you get the right answer.

Tags

CCSS.7.EE.B.4A

Solve 2x - 3 = 1

• 3

• 2

• 1

• -2

Tags

CCSS.7.EE.B.4A

33 = 4a - 7

• a=-10

• a=10

• a=4.5

Tags

CCSS.7.EE.B.4A

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

What is the inverse operation needed to solve for p in the FIRST STEP?

2p - 254= 900

• subtraction

• addition

• multiplication

• division

Solve for a

• a= -2

• a= -6

• a= 3

• a= 15