Midterm Review (Unit 2)

Front

Combine like terms: -4x + 6 - 12x = ?

Back

x = 1

Front

Solve the equation: -12x + 3 = 51

Back

x = -4

Front

Solve for x: ?

Back

x = 32

Front

Find the PERIMETER of a shape with sides 3x and 3.

Back

3x + 6

Front

If a lemonade recipe calls for 1/2 cups of lemons for every 1/4 cups of sugar, how many cups of lemons are needed for 1 cup of sugar?

Back

2 cups of lemons

Front

What is a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

Define 'like terms' in algebra.

Back

Terms that have the same variable raised to the same power.

Front

What is the first step in solving an equation?

Back

Isolate the variable on one side of the equation.

Front

What does it mean to 'combine like terms'?

Back

To add or subtract coefficients of terms that have the same variable.

Front

What is the formula for the perimeter of a rectangle?

Back

P = 2(length + width) or P = 2l + 2w.