21x-13=10+31

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Solution for 21x-13=10+31 equation: 



21x-13=10+31

We move all terms to the left:

21x-13-(10+31)=0

We add all the numbers together, and all the variables

21x-13-41=0

We add all the numbers together, and all the variables

21x-54=0

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

21x=54

x=54/21

x=2+4/7

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