Solve for a
a=13
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5a-30=35
Combine 4a and a to get 5a.
5a=35+30
Add 30 to both sides.
5a=65
Add 35 and 30 to get 65.
a=\frac{65}{5}
Divide both sides by 5.
a=13
Divide 65 by 5 to get 13.
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