7x+4x-30-21=0

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Solution for 7x+4x-30-21=0 equation: 



7x+4x-30-21=0

We add all the numbers together, and all the variables

11x-51=0

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

11x=51

x=51/11

x=4+7/11

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