D1106

Front

What is the solution to the equation 8 - n = 12?

Back

n = -4

Front

How do you solve the equation x + 8 = 15 for x?

Back

x = 7

Front

What is the value of y in the equation 13 + y = 20?

Back

y = 7

Front

How do you find n in the equation 5n = 30?

Back

n = 6

Front

What is the solution for n in the equation 1/2 n = 10?

Back

n = 20

Front

What is the first step to isolate a variable in an equation?

Back

Perform inverse operations to both sides of the equation.

Front

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

Back

To manipulate the equation so that the variable is on one side and all other terms are on the opposite side.

Front

What is the inverse operation of addition?

Back

Subtraction.

Front

What is the inverse operation of multiplication?

Back

Division.

Front

How can 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.