4(x+9)=x-4

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



4(x+9)=x-4

We move all terms to the left:

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

We multiply parentheses

4x-(x-4)+36=0

We get rid of parentheses

4x-x+4+36=0

We add all the numbers together, and all the variables

3x+40=0

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

3x=-40

x=-40/3

x=-13+1/3

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