4x+2+8x-21=7

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Solution for 4x+2+8x-21=7 equation: 



4x+2+8x-21=7

We move all terms to the left:

4x+2+8x-21-(7)=0

We add all the numbers together, and all the variables

12x-26=0

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

12x=26

x=26/12

x=2+1/6

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