Solve for a: 5a+4(3a-8)=4+13a

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asked May 3, 2015 113k views

2 Answers

Andrew Komiagin · Answer 1 · 2015-05-06T20:12:13+0000

so first parenthasees
4(3a-8)=12a-32

group like terms
5a+12a-32=4+13a
17a-32=4+13a
subtract 13a from both sides
4a-32=4
add 32 to both sides
4a=36
divide both sides by 4
a=6

Solve for a: 5a+4(3a-8)=4+13a

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