40=-8u+2(8+u)

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Solution for 40=-8u+2(8+u) equation: 



40=-8u+2(8+u)

We move all terms to the left:

40-(-8u+2(8+u))=0

We add all the numbers together, and all the variables

-(-8u+2(u+8))+40=0



We calculate terms in parentheses: -(-8u+2(u+8)), so:

-8u+2(u+8)

We multiply parentheses

-8u+2u+16

We add all the numbers together, and all the variables

-6u+16

Back to the equation:

-(-6u+16)



We get rid of parentheses

6u-16+40=0

We add all the numbers together, and all the variables

6u+24=0

We move all terms containing u to the left, all other terms to the right

6u=-24

u=-24/6

u=-4

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