4(x+7)=9(x-1)+20

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Solution for 4(x+7)=9(x-1)+20 equation: 



4(x+7)=9(x-1)+20

We move all terms to the left:

4(x+7)-(9(x-1)+20)=0

We multiply parentheses

4x-(9(x-1)+20)+28=0



We calculate terms in parentheses: -(9(x-1)+20), so:

9(x-1)+20

We multiply parentheses

9x-9+20

We add all the numbers together, and all the variables

9x+11

Back to the equation:

-(9x+11)



We get rid of parentheses

4x-9x-11+28=0

We add all the numbers together, and all the variables

-5x+17=0

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

-5x=-17

x=-17/-5

x=3+2/5

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