Parts of an Expression

__________have the same variable or variables raised to the same power.

• Algebraic expressions

• Coefficients

• Constants

• Like terms

An __________ is a number sentence without an equal sign. It has at least one term and one operation and contains one or more variables.

• algebraic expression

• coefficient

• constant

• like term

A __________is a letter that represents an unknown quantity.

• coefficient

• constant

• like term

• variable

__________ are separated by addition and subtraction.

• Algebraic expressions

• Coefficients

• Constants

• Terms

A number that is being multiplied by a variable is called a __________. It is actually attached to the front of the variable unless it is the number 1.

• coefficent

• constant

• term

• variable

A __________ is a number that stands by itself.

• coefficient

• constant

• term

• variable

Identify the terms in the expression:

8a - b + 4a - 2

• 8, -1, 4, -2

• 8a, -b, 4a, -2

• 8, -1, 4

• -2

Identify the variables in the expression:

-6m - 2n + 1 + 8 - 3m

• -6, -2, 1, 8, -3

• -6m, -3m

• 1, 8

• m, n

Identify the coefficients in the expression:

9x - y + 5x - 4 + 8

• 9, -1, 5

• 9, 5, -4, 8

• 9, 5

• -4, 8

Identify the constants in the expression:

- 4d + 11 - 6d + 16

• d

• - 4d, 11, - 6d, 16

• 11, 16

• - 4, - 6