Math Models Semester Final

What is the first step to solve this equation:

- 3x -11 = 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

What operation would you perform first and then second when solving for m in the following equation?

10 + 7m = 17

• subtract 10, divide by 7

• divide by 7, subtract 10

• multiply by 7, add 10

• add 10, multiply by 7

Tags

CCSS.HSA.REI.A.1

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 for a:

-3a + 8 = 14

• a = -2

• a = -7.5

• a = 2

• a = 6

Tags

CCSS.7.EE.B.4A

Solve for x:

2x - 3 = 1

• x = 3

• x = 2

• x = 1

• x = -2

Tags

CCSS.7.EE.B.4A

Solve for x:

2x - 3 + 4x = 27

• x = 12

• x = 4

• x = 5

• x = 15

Tags

CCSS.8.EE.C.7B

Solve for b:
 3(b - 4) = -3

• b = 3
• b = -3
• b = 5
• b = -5

Tags

CCSS.7.EE.B.4A

Solve for x:

7(2x - 4) = 42

• x = 5

• x = 8

• x = 2

• x = 9

Tags

CCSS.7.EE.B.4A

Solve for the variable. 3x=-27

• x=9
• x=-30
• x=-9
• x=-24

Tags

CCSS.6.EE.B.7

k - 10 = 7

• -3
• 3
• 17
• - 17

Tags

CCSS.6.EE.B.7