9x-20x=-55

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Solution for 9x-20x=-55 equation: 



9x-20x=-55

We move all terms to the left:

9x-20x-(-55)=0

We add all the numbers together, and all the variables

-11x+55=0

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

-11x=-55

x=-55/-11

x=+5

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