Solving and Writing Equations

Front

What is the objective when solving an equation?

Back

Isolate the variable.

Front

Translate: Twelve less than a number.

Back

x - 12

Front

Solve: -10(2m + 1) = -50

Back

m = 2

Front

Solve: 4x - 7 = 21

Back

x = 7

Front

Back

y = 5

Front

What does 'isolate the variable' mean?

Back

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

Front

What is a variable in an equation?

Back

A symbol (often a letter) that represents an unknown value.

Front

What does 'combine like terms' mean?

Back

To simplify an expression by adding or subtracting terms that have the same variable raised to the same power.

Front

Translate: The sum of a number and five.

Back

x + 5

Front

Back

x = 5