17-21x+7x=-39

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Solution for 17-21x+7x=-39 equation: 



17-21x+7x=-39

We move all terms to the left:

17-21x+7x-(-39)=0

We add all the numbers together, and all the variables

-14x+56=0

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

-14x=-56

x=-56/-14

x=+4

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