Combining Like Terms Coefficients Variables Constants

The number in front of a variable is called a_______________

• constant

• variable

• a number

• coefficient

Simplify by combining like terms:
11x+7-3x-10+4x²

• 12x-3

• 4x²+8x-3

• 8x+3

• 4x²+8x+17

A letter that represents a missing number is called a _________.

• variable

• constant

• coefficient

• like term

The same variables raised to the same power are __________.

• happy

• variables

• like terms

• coefficients

Simplify the expression by COMBINING LIKE TERMS.

Mathematical Equivalence

ON

Nicholas's teacher gave him the final expression "7x+5" and asked him to match this with two correct original expressions given in the list below. Which two original expressions simplify to 7x+5?

• 2x + 1+ 5x + 4

• 10x + 2 - 3x + 3

• x +2 + 4x + 5

• 2x+ 3+ 3x + 4

Nicholas's teacher gave him the final expression "7x+5" and asked him to match this with two correct original expressions given in the list below .Which two original expressions simplify to 7x+5 ?

• 2x + 1+ 5x + 4

• 10x + 2 - 3x + 3

• x +2 + 4x + 5

• 2x+ 3+ 3x + 4

Mrs. Salpietro has 8x+7 feet of rope for a project she is making. But she needs another 15 feet still. How much rope will she have total for her project?

• 8x+22 feet

• 23x + 7 feet

• 30x feet

• 30 feet

A number without a variable is called a ____________.

• coefficient

• variable

• constant

• like term

Identify the coefficient in the following expression:
-4y-5

• -4

• 4

• 5

• -5