39=-4u+7(u+6)

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Solution for 39=-4u+7(u+6) equation:


39=-4u+7(u+6)

We simplify the equation to the form, which is simple to understand 
39=-4u+7(u+6)

Reorder the terms in parentheses
39=-4u+(+7u+42)

Remove unnecessary parentheses
+39=-4u+7u+42

We move all terms containing u to the left and all other terms to the right. 
+4u-7u=+42-39

We simplify left and right side of the equation. 
-3u=+3

We divide both sides of the equation by -3 to get u. 
u=-1

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