Algebraic Expressions

In the expression 6x + 5 , the coefficient is _____.

• 2

• 6

• x

• 5

In the expression 6x + 5 , the constant is _____.

• 2

• 6

• x

• 5

In the expression 6x + 5 , there are ______ terms.

• 2

• 6

• x

• 5

In the expression 6x + 5 , the variable is _____.

• 2

• 6

• x

• 5

Simplify: 4x - 2x

• 2x

• -2x

• 2

• 6x

Simplify: 4k - 6k

• 2k

• -2k

• 2

• 10k

Simplify: 6 + 3x + 4y + 8y + 7

• 5

• 15xy + 13

• 6 + 3x + 12y +7

• 3x + 12y + 13

Simplify: 8(3x + 4)

• 11x + 4

• 11x + 12

• 24x + 32

• 56x

Simplify: 7(x + 4) + 8(3x + 9)

• 31x + 100

• 18x + 13

• 31x + 13

• 7x + 28 + 24x + 72

Simplify: -6(4r + 1)

• -10r + 1

• -10r - 5

• 24r + 6

• -24r + -6