30x-140x=-880

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Solution for 30x-140x=-880 equation: 



30x-140x=-880

We move all terms to the left:

30x-140x-(-880)=0

We add all the numbers together, and all the variables

-110x+880=0

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

-110x=-880

x=-880/-110

x=+8

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