One- and Two-Step Equations

Front

What is a two-step equation?

Back

An equation where two steps (or operations) are needed to solve it.

Front

x - 62 = 123. How should you show your work to isolate the variable and solve the equation?

Back

Add 62 to each side.

Front

What is the first step in solving the equation 2y + 4 = 10?

Back

Subtract 4 from each side.

Front

In the equation 4p = 20, how should you show your work to isolate the variable?

Back

Divide both sides by 4. The solution is p = 5.

Front

What is the first step to solve the equation 11 - 3x = 44?

Back

Subtract 11 from both sides.

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 other side.

Front

What operation would you use to solve the equation 5x = 25?

Back

Divide both sides by 5.

Front

If you have the equation 3x + 7 = 16, what is the first step to solve it?

Back

Subtract 7 from both sides.

Front

What is the solution to the equation 2x - 4 = 10?

Back

Add 4 to both sides, then divide by 2. The solution is x = 7.

Front

What is the first step in solving the equation 6y + 12 = 30?

Back

Subtract 12 from both sides.