Solving Two Step Equations

Front

What is the first step in solving the equation: 5x + 7 = 12?

Back

Subtract 7 from both sides to isolate the term with the variable.

Front

Solve for y: -2y = 20

Back

y = -10

Front

Using the 'opposite operation' to 'undo' and isolate the variable when solving an equation is more commonly called...

Back

Inverse operations.

Front

Solve for a: -3a + 8 = 14

Back

a = -2.

Front

Solve for w: -6w + 1 = -11

Back

w = 2.

Front

What is a two-step equation?

Back

An equation that requires two operations to solve for the variable.

Front

What is the purpose of using inverse operations in solving equations?

Back

To isolate the variable and find its value.

Front

If you have the equation 4x - 5 = 11, what is the first step to solve for x?

Back

Add 5 to both sides.

Front

What does it mean to isolate a variable?

Back

To get the variable alone on one side of the equation.

Front

What is the solution to the equation 2x + 3 = 11?

Back

x = 4.