2u-9=4u+12+u

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Solution for 2u-9=4u+12+u equation:


2u-9=4u+12+u

We simplify the equation to the form, which is simple to understand 
2u-9=4u+12+u

We move all terms containing u to the left and all other terms to the right. 
+2u-4u-1u=+12+9

We simplify left and right side of the equation. 
-3u=+21

We divide both sides of the equation by -3 to get u. 
u=-7

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