# Chapter 1 And 7: Question Preview (ID: 27165)

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What is the rule for subtracting expressions that matches the rule for subtracting integers?
a) KCF- keep change flip
b) FKC- flip, keep, change
c) KCC- keep, change, change
d) CKC- change, keep, change

Simplify the expression: 2(x-y)+3x
a) 5x+2y
b) -5x+2y
c) -5x-2y
d) 5x-2y

Simplify the expression: x+5(6+x)
a) 6x+30
b) 6x-30
c) -6x+30
d) -6x-30

Simplify the expression: 4a-6-2(a-1)
a) 2a+4
b) 2a-4
c) -2a-4
d) -2a+4

Simplify the expression: 6x+2x+3
a) 8x+3
b) 4x+3
c) -8x-3
d) 4x-3

Identify the like terms in the expression: 3x+4x+5y
a) 5y
b) 3x, 4x
c) 3x, 5y
d) no like terms

Identify the constant(s) in the expression: 6x-4b-3
a) 6
b) -4
c) 1
d) 3

Identify the variables in the expression: 6a-4b+z
a) 6, -4, 1
b) 6a, 4b
c) a, b, z
d) z

Identify the coefficients in the expression: -2a+3a+5b
a) -2, 3, 5
b) a, b
c) -2a, -3a
d) 5b

Distribute: -1/2(n+4)
a) 1/2n-4
b) -1/2n-2
c) 1/2n+4
d) -1/2n+2

Distribute: 9.5(a-10)
a) 9.5a
b) -9.5a+95
c) 9.5a-10
d) 9.5a-95

Distribute: 5(x-9)
a) 5x+9
b) 5x-9
c) 5x-45
d) -5x-45

Distribute: -6(b-5)
a) -6b-30
b) -6b+30
c) 6b+30
d) 6b-30

Distribute and write as an addition expression: 7(9+3)
a) 7x9+7x3
b) 7+9x7+3
c) 79+73
d) 21

Distribute: (p+4)5
a) 5p+9
b) 6p+20
c) 5p+20
d) 9p

Distribute: 3/4(m+4)
a) 3/4m+3
b) 3/4+3/4
c) m+3/4
d) m+3

Subtract: (8x-9)-(3x-1)
a) -5x+8
b) 5x+8
c) 5x-8
d) -5x-8

a) -x
b) x
c) -2x
d) 2x

a) -8x+3
b) 8x+3
c) -8x-3
d) -8x