Solve for a
a=1
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8a-5=-5a+8
Combine -7a and 2a to get -5a.
8a-5+5a=8
Add 5a to both sides.
13a-5=8
Combine 8a and 5a to get 13a.
13a=8+5
Add 5 to both sides.
13a=13
Add 8 and 5 to get 13.
a=\frac{13}{13}
Divide both sides by 13.
a=1
Divide 13 by 13 to get 1.
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