-9(a-4)=-5(a-4)

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Solution for -9(a-4)=-5(a-4) equation:


-9(a-4)=-5(a-4)

We simplify the equation to the form, which is simple to understand
-9(a-4)=-5(a-4)

Reorder the terms in parentheses
+(-9a+36)=-5*(a-4)

Remove unnecessary parentheses
-9a+36=-5+*(+a-4+)

Reorder the terms in parentheses
-9a+36=+(-5a+20)

Remove unnecessary parentheses
-9a+36=-5a+20

We move all terms containing a to the left and all other terms to the right.
-9a+5a=+20-36

We simplify left and right side of the equation.
-4a=-16

We divide both sides of the equation by -4 to get a.
a=4

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