Solving Equations

7(9 + K)= 84

What does K equal?

• 3

• -3

• 5

• -5

Tags

CCSS.7.EE.B.4A

-12 = 24 + 4b

• 3

• 0

• -9

• 9

Tags

CCSS.7.EE.B.4A

Solve for a.

• a= -2

• a= -6

• a= 3

• a= 15

Tags

CCSS.7.EE.B.4A

Solve for w.

• w = 2

• w = 4

• w = 6

• w = 8

Tags

CCSS.7.EE.B.4A

Solve for z.

• z = 3

• z = 60

• z = 30

• z = 1

Tags

CCSS.7.EE.B.4A

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

Solve for a.

50 = 28.1 + 0.15a

• a= 150

• a= 146

• a= 6

• a= 155

Tags

CCSS.7.EE.B.4A

WRITE AN EQUATION

331 students went on a field trip. Six buses were filled and 7 students traveled in cars. How many students were in each bus?

• 331=7x+6

• 331=13x

• 331=6x+7

• 331-7/6=x

Tags

CCSS.HSA.CED.A.3

Solve for y.

• y = -5.6

• y = 5.6

• y = -8.75

• y = 8.75

Tags

CCSS.7.EE.B.4A

Where/what is the mistake?

• Line 2 - You should add 12 to both sides.
• Line 4 - You should multiply both sides by the reciprocal.
• Line 4 - You should multiply both sides by the original fraction. 
• Line 5 - There was a calculation error.

Tags

CCSS.HSA.REI.A.1