4u+-1u=2u-2+9

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Solution for 4u+-1u=2u-2+9 equation:



4u+-1u=2u-2+9
We move all terms to the left:
4u+-1u-(2u-2+9)=0
We add all the numbers together, and all the variables
4u-1u-(2u+7)+=0
We add all the numbers together, and all the variables
3u-(2u+7)=0
We get rid of parentheses
3u-2u-7=0
We add all the numbers together, and all the variables
u-7=0
We move all terms containing u to the left, all other terms to the right
u=7

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