math 7 Unit 3A Review

In the expression 3p + 4, what is the word for the number 3?

• term

• coefficient

• product

• sum

In an algebraic expression, what is the word that describes the letter that stands for an unknown number?

• term

• coefficient

• variable

• product

In the expression 3p + 4, what is the word for the letter p?

• term

• coefficient

• product

• variable

In the expression 3p + 4, what parts of the expression are 3p and 4?

• terms

• coefficient

• product

• sum

What are the constants in the expression?
-4x + 6y - 2

• -4x, 6y, -2

• x, y

• 4x, 6y

• -2

What are the coefficients in the expression?
4 + 16v

• 4, 16v

• 4

• 16

• +16

9x + 8x

• 72x

• 1x

• 17x

• -1x

x + 1 + 3x

• 3x + 1

• 4x + 1

• 3x + 4

• 5x + 3

4x - 3 + 2 - 2x

• 6x + 5

• 2x + 1

• 2x - 1

• 6x - 1

-9w + 7 - 4w - 16

• -13w -9

• 5w -23

• -13w - 23

• -5w - 9