-15=-7u+2(u+5)

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Solution for -15=-7u+2(u+5) equation:


-15=-7u+2(u+5)

We simplify the equation to the form, which is simple to understand 
-15=-7u+2(u+5)

Reorder the terms in parentheses
-15=-7u+(+2u+10)

Remove unnecessary parentheses
-15=-7u+2u+10

We move all terms containing u to the left and all other terms to the right. 
+7u-2u=+10+15

We simplify left and right side of the equation. 
+5u=+25

We divide both sides of the equation by 5 to get u. 
u=5

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