15x-21=x=63

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Solution for 15x-21=x=63 equation: 



15x-21=x=63

We move all terms to the left:

15x-21-(x)=0

We add all the numbers together, and all the variables

14x-21=0

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

14x=21

x=21/14

x=1+1/2

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