4x-9x=-45

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Solution for 4x-9x=-45 equation: 



4x-9x=-45

We move all terms to the left:

4x-9x-(-45)=0

We add all the numbers together, and all the variables

-5x+45=0

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

-5x=-45

x=-45/-5

x=+9

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