How do I solve this? I got no clue on how to figure out (a)

+5

772

2

-2(-a+4)=18

Guest Apr 15, 2016

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2⁺⁰ Answers

0

2a-8=18

2a=10

a=5

Guest Apr 15, 2016

+6251

0

-2(-a+4)=18

\(-2(-a+4)=18 \\ \\ -a + 4 = -9\\ \\ -a = -13\\ \\ a=13\)

Rom Apr 15, 2016

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