runningismylife
runningismylife
17-11-2014
Mathematics
Answered
Solve for a:
5a+4(3a-8)=4+13a
Answer :
Eckster50
Eckster50
17-11-2014
[tex]5a+12a-32=13a+4 17a-32=13a+4 4a=36 a=9
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apologiabiology
apologiabiology
18-11-2014
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
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