4(x-9)=-20-x

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



4(x-9)=-20-x

We move all terms to the left:

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

We add all the numbers together, and all the variables

4(x-9)-(-1x-20)=0

We multiply parentheses

4x-(-1x-20)-36=0

We get rid of parentheses

4x+1x+20-36=0

We add all the numbers together, and all the variables

5x-16=0

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

5x=16

x=16/5

x=3+1/5

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