7X-43=21o

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Solution for 7X-43=21o equation: 



7X-43=21X

We move all terms to the left:

7X-43-(21X)=0

We add all the numbers together, and all the variables

-14X-43=0

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

-14X=43

X=43/-14

X=-3+1/14

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