Step to Solve One-Step (+/-) Equations

Front

What is the goal when solving an equation?

Back

To isolate the variable by itself.

Front

What must you do to both sides of an equation when performing an operation?

Back

You must do the SAME thing to the other side.

Front

Solve the equation: v + 23 = 45. What is the first step?

Back

Subtract 23 from both sides.

Front

Solve for x in the equation: x + 12 = 20. What is the first step?

Back

Subtract 12 from both sides.

Front

How do you isolate x in the equation: x - 62 = 123?

Back

Add 62 to each side.

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

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 inverse operation of addition?

Back

Subtraction.

Front

What is the inverse operation of subtraction?

Back

Addition.

Front

If you have the equation: 5 + x = 10, how do you solve for x?

Back

Subtract 5 from both sides.