Johnny27cpt Johnny27cpt

20-04-2015
Mathematics

Answered

Which expression is NOT equivalent to 6x + (5x + 10)?

A 11x + 10
B (6x + 10) + 5x
C 5(x + 10) + 5x
D 6x + 5(x + 10)

Answer :

20-04-2015

To find the answer test all the possible solutions
6x+(5x+10)
= 6x+5x+10
=11x+10

A) 11x+10

B) (6x+10)+5x
= 6x+10+5x
=11x+10

C) 5(x+10)+5x
= 5x+50+5x
= 10x+50, this is not equivalent.

D) 6x+5(x+10)
= 6x+5x+50
= 11x+50, this is not equivalent either

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