Unknown Factors

Front

What is the value of 'a' in the equation 8 X a = 72?

Back

a = 9

Front

If n X 11 = 66, what is the value of n?

Back

n = 6

Front

Solve for n: n x 4 = 24. What is n?

Back

n = 6

Front

What is the value of n in the equation n X 3 = 18?

Back

n = 6

Front

If 3 x n = 27, what is the value of n?

Back

n = 9

Front

What is the principle of solving for a variable in an equation?

Back

To isolate the variable, perform inverse operations on both sides of the equation.

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 inverse operation of multiplication?

Back

The inverse operation of multiplication is division.

Front

How do you check if your solution for a variable is correct?

Back

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

Front

What is the first step in solving the equation 5x = 20?

Back

Divide both sides by 5 to isolate x.