Solving One-Step Equations

Front

What is the inverse operation of subtraction?

Back

Addition

Front

Solve for y: -42 = -6y

Back

y = 7

Front

What is the objective when solving an equation?

Back

Isolate the variable.

Front

Solve for n: 12 = n - 8

Back

n = 20

Front

Solve for x: -10 + x = 20

Back

x = 30

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 first step in solving the equation x + 5 = 12?

Back

Subtract 5 from both sides.

Front

What is the solution to the equation 3x = 12?

Back

x = 4

Front

What is the purpose of checking your solution?

Back

To verify that the solution satisfies the original equation.