-7x-3+4x=21

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Solution for -7x-3+4x=21 equation: 



-7x-3+4x=21

We move all terms to the left:

-7x-3+4x-(21)=0

We add all the numbers together, and all the variables

-3x-24=0

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

-3x=24

x=24/-3

x=-8

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