Algebraic Expressions and Operations S.Beasley

What defines a linear expression?

• The exponent of any variable is 0.

• The exponent of any variable is 1.

• It contains only numbers.

• It contains only variables.

What do algebraic tiles represent?

• Only numbers

• Only variables

• Variables and numbers

• Geometric shapes

What is the sum of (x + 2) and (x + 4) when using algebra tiles?

• x + 6

• 2x + 4

• 2x + 6

• x + 4

What is the sum of (x + 3) and (x - 4)?

• 2x + 7

• 2x - 1

• x - 1

• x + 7

What is the result when (3x + 5) is subtracted from (9x - 4)?

• 6x + 1

• 6x - 9

• 12x + 1

• 12x - 9