-20=4(x-5)+9x

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Solution for -20=4(x-5)+9x equation: 



-20=4(x-5)+9x

We move all terms to the left:

-20-(4(x-5)+9x)=0



We calculate terms in parentheses: -(4(x-5)+9x), so:

4(x-5)+9x

We add all the numbers together, and all the variables

9x+4(x-5)

We multiply parentheses

9x+4x-20

We add all the numbers together, and all the variables

13x-20

Back to the equation:

-(13x-20)



We get rid of parentheses

-13x+20-20=0

We add all the numbers together, and all the variables

-13x=0

x=0/-13

x=0

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