Solving Equation

3(a − 2) + 4 = 2a + 5, what is the value of a?

Tags

CCSS.8.EE.C.7B

Solve the equation for z.

6z + 4 = 2z + 20

5x + 15 = 2x + 3(x+5)

• 0 = 0

• 15 = 15

• no solution

• Infinitely Many Solutions

Tags

CCSS.8.EE.C.7A

What is the first step in solving this equation:
5x + 7 = 12

• Divide by 5

• Subtract 5

• Multiply by 7

• Subtract 7

Tags

CCSS.7.EE.B.4A

Solve the equation for m

7m - 3 = 4m + 9

What is the first step in solving this problem for x?

3x + 5 = 2x + 5 - 6x

• Combine like terms

• Distribute

• Divide by 3 on both sides

• Subtract 5 from both sides

What is the first step in solving this equation for c?

• Divide by d on both sides

• Subtract ab on both sides

• Subtract d on both sides

• That's impossible!

Tags

CCSS.HSA.REI.A.1

A streaming service has two options for movie and TV rentals:

Primo Rental: $3 per rental

Primo Plus: $14 monthly subscription + $0.50 per rental.

Which equation represents the cost, C, for Primo Plus if you rent s shows?

• C = 14 + 0.5s

• C = 3s

• C = 0.5 + 14s

• C = 7s

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Solve for k:
3k + 5 = 23

• k = 4

• k = 5

• k = 6

• k = 7

Tags

CCSS.7.EE.B.4A

-4x+1=21

• x=120

• x=5

• x=30

• x=-5

Tags

CCSS.7.EE.B.4A