40=-8(3x+x)

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Solution for 40=-8(3x+x) equation: 



40=-8(3x+x)

We move all terms to the left:

40-(-8(3x+x))=0

We add all the numbers together, and all the variables

-(-8(+4x))+40=0



We calculate terms in parentheses: -(-8(+4x)), so:

-8(+4x)

We multiply parentheses

-32x

Back to the equation:

-(-32x)



We get rid of parentheses

32x+40=0

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

32x=-40

x=-40/32

x=-1+1/4

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