4x+5x=13-40

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Solution for 4x+5x=13-40 equation: 



4x+5x=13-40

We move all terms to the left:

4x+5x-(13-40)=0

We add all the numbers together, and all the variables

4x+5x-(-27)=0

We add all the numbers together, and all the variables

9x+27=0

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

9x=-27

x=-27/9

x=-3

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