2 step equations

Front

What is a two-step equation?

Back

A two-step equation is an algebraic equation that requires two operations to solve for the variable.

Front

How do you isolate a variable in a two-step equation?

Back

To isolate a variable, perform the inverse operations in the reverse order of how they are applied.

Front

What is the first step to solve the equation 2x - 3 = 1?

Back

Add 3 to both sides of the equation.

Front

What is the solution to the equation 2x - 3 = 1?

Back

x = 2.

Front

How do you solve the equation -2w + 10 = 56?

Back

Subtract 10 from both sides, then divide by -2.

Front

What is the solution to the equation -2w + 10 = 56?

Back

w = -23.

Front

What is the first step to solve the equation 6 - 2a = 4?

Back

Subtract 6 from both sides of the equation.

Front

What is the solution to the equation 6 - 2a = 4?

Back

a = 1.

Front

How do you solve the equation 20 = -a + 2?

Back

Add 'a' to both sides and subtract 2 from both sides.

Front

What is the solution to the equation 20 = -a + 2?

Back

a = -18.