Solve for x. X is a number. please help ASAPPP
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X= a(4-a) or 4a - a²
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3-a/x-a =1/a
a(3-a)=x-a
3a-a^ =x-a
3a - a^ +a =x
4a-a^= x
a^-4a =x
a(a-4) =x
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