6+8x=21

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Solution for 6+8x=21 equation:



6+8x=21
We move all terms to the left:
6+8x-(21)=0
We add all the numbers together, and all the variables
8x-15=0
We move all terms containing x to the left, all other terms to the right
8x=15
x=15/8
x=1+7/8

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