(-2(-7x+5))-7=40-5x

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Solution for (-2(-7x+5))-7=40-5x equation: 



(-2(-7x+5))-7=40-5x

We move all terms to the left:

(-2(-7x+5))-7-(40-5x)=0

We add all the numbers together, and all the variables

(-2(-7x+5))-(-5x+40)-7=0

We get rid of parentheses

(-2(-7x+5))+5x-40-7=0



We calculate terms in parentheses: +(-2(-7x+5)), so:

-2(-7x+5)

We multiply parentheses

14x-10

Back to the equation:

+(14x-10)



We add all the numbers together, and all the variables

5x+(14x-10)-47=0

We get rid of parentheses

5x+14x-10-47=0

We add all the numbers together, and all the variables

19x-57=0

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

19x=57

x=57/19

x=3

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