Solving One Step Equations Multiplying and Dividing

When multiplying or dividing, what happens when you have two negative signs?

• Your answer will be positive

• Your answer will be negative

2x = -16

• -8

• 8

Solve:

32 = -8a

• 4

• -4

• 40

• 24

3b = 21

• 63

• 18

• 7

• 24

Solve the equation.

-8x = -48

Mathematical Equivalence

OFF

4x = 24

• 6

• 20

• 28

• 96

5k = 20

• 25

• 4

• 15

• 100

• 9

• 3

• 2

• 4

What is being done to Y and what do you do to isolate the variable?

• Y is being divided by 3, so you need to divide both sides by 3.

• 3 is being added to Y, so you need to subtract 3 from both sides.

• Y is being divided by 3, so you need to multiply both sides by 3.

• Y is being divided by 3, so you need to add 3 to both sides.

Mathematically, what is the 10 doing to the x?

10x = 90

• Adding 10

• Subtracting 10

• Multiplying 10

• Dividing 10