L21 Dividing/Multiplying One Step Equations (Alg 1)

Front

What is the solution to the equation 2n = 100?

Back

n = 50

Front

Solve the equation: -5x = 25

Back

x = -5

Front

What is the solution to the equation 32 = -8a?

Back

a = -4

Front

Solve the equation: 4y = 48

Back

y = 12

Front

What is the solution to the equation 9r = 81?

Back

r = 9

Front

What does it mean to isolate a variable in an equation?

Back

To isolate a variable means to manipulate the equation so that the variable is on one side and all other terms are on the other side.

Front

What is the first step to solve the equation 3x = 12?

Back

Divide both sides by 3.

Front

If 5x = 20, what is x?

Back

x = 4

Front

What is the solution to the equation -2y = 10?

Back

y = -5

Front

How do you check if your solution to an equation is correct?

Back

Substitute the solution back into the original equation to see if both sides are equal.