Katieperezzzz Katieperezzzz

20-01-2016
Mathematics

Answered

5x + 2(x +6) simplify each expression

A7x + 6

B.7x2 + 12

C.7x + 12

D.7x (x + 6

-3m + 3(m + 6)

A6
B-6m + 6

C.6m + 18

D.18

Verified Answer :

Billymkhoi Billymkhoi

20-01-2016

5x+ 2(x+6)
= 5x+ 2x+ 26 (distributive property)
= 5x+ 2x+ 12
= (5x+ 2x)+ 12 (combine like terms)
= 7x+ 12

The correct answer is C. 7x+12~

2. -3m + 3(m + 6)
= -3m+ 3m+ 36
= -3m+ 3m+ 18
= (-3m+ 3m)+ 18
= 18

The correct answer is D. 18~

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