One Step Equations with Multiplication and Division

What do you need to do to both sides to isolate the variable?

• Add 5

• Subtract 5

• Multiply by 5

• Divide by 5.

• 50
• -12.5
• -50
• 12.5

Solve the equation:

-5x = 25

• x = 20

• x = -20

• x = -5

• x = 5

t ÷ 6 = 8

• 48

• 56

• 32

• 14

x/7 = 3

• x = 21

• x = 14 

• x = 35 

• x = 28 

Mathematically, what is the 10 doing to the x?

10x = 90

• Adding 10

• Subtracting 10

• Multiplying 10

• Dividing 10

144=12z

• z=20

• z=11

• z=12

Solve the equation:
x/-3 = -4

• x = 12

• x = 1

• x = -1

• x = -12

Solve the equation:
1/2x = 6

• x = 12

• x = -12

• x = 3

• x = -3

If the weight of a package is multiplied by 5/7 the result is 40.5 pounds. Find the weight of the package.

• 56.2

• 56.3

• 56.5

• 56.7