13=x/2=21

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Solution for 13=x/2=21 equation:



13=x/2=21
We move all terms to the left:
13-(x/2)=0
We add all the numbers together, and all the variables
-(+x/2)+13=0
We get rid of parentheses
-x/2+13=0
We multiply all the terms by the denominator
-x+13*2=0
We add all the numbers together, and all the variables
-1x+26=0
We move all terms containing x to the left, all other terms to the right
-x=-26
x=-26/-1
x=+26

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