-20+5x=7-(-x-5)

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Solution for -20+5x=7-(-x-5) equation: 



-20+5x=7-(-x-5)

We move all terms to the left:

-20+5x-(7-(-x-5))=0

We add all the numbers together, and all the variables

5x-(7-(-1x-5))-20=0



We calculate terms in parentheses: -(7-(-1x-5)), so:

7-(-1x-5)

determiningTheFunctionDomain
-(-1x-5)+7

We get rid of parentheses

1x+5+7

We add all the numbers together, and all the variables

x+12

Back to the equation:

-(x+12)



We get rid of parentheses

5x-x-12-20=0

We add all the numbers together, and all the variables

4x-32=0

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

4x=32

x=32/4

x=8

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