Solving Unknown Variable Equations

How would you solve the equation?
5x = 30

• Subtract 5 from both sides

• Subtract 30 from both sides

• Multiply both sides by 5

• Divide both sides by 5

Tags

CCSS.6.EE.B.7

How would you solve the equation?
36 = 9 + m

• Subtract 9 from both sides

• Add 9 to both sides

• Multiply both sides by 9

• Divide both sides by 9

Tags

CCSS.6.EE.B.7

When solving an equation for an unknown variable we use...

• guessing.

• inverse operations.

• always multiply.

• plug in two.

Tags

CCSS.HSA.REI.A.1

What is the solution of 25 + k = 18

• 18

• -7

• 43

• 7

Tags

CCSS.6.EE.B.7

Solve: -3w = 30

• -27

• 9

• -10

• 33

Tags

CCSS.6.EE.B.7

What is the solution of 13 = t + 7

• 5

• 6

• 7

• 20

Tags

CCSS.6.EE.B.7

What value of a makes this equation true, a - 5 = -9

• -14

• 9

• 5

• -4

Tags

CCSS.6.EE.B.5

How would you solve the equation?
38 = m - 15

• Subtract 15 from both sides

• Add 15 to both sides

• Multiply both sides by 15

• Divide both sides by 15

Tags

CCSS.6.EE.B.7

Which equation has x = 5 as the solution?

• x + 15 = 10

• 2x = 5

• 2x = 10

Tags

CCSS.6.EE.B.5

Which equation has a solution of y = 2.5?

• -3y = -7.5

• 3 + y = 2.8

• 5y = -12.5

• -2 + y = 4.5