-285=5(7+8x)

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Solution for -285=5(7+8x) equation: 



-285=5(7+8x)

We move all terms to the left:

-285-(5(7+8x))=0

We add all the numbers together, and all the variables

-(5(8x+7))-285=0



We calculate terms in parentheses: -(5(8x+7)), so:

5(8x+7)

We multiply parentheses

40x+35

Back to the equation:

-(40x+35)



We get rid of parentheses

-40x-35-285=0

We add all the numbers together, and all the variables

-40x-320=0

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

-40x=320

x=320/-40

x=-8

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