(31.3+x)/2=21.1

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Solution for (31.3+x)/2=21.1 equation: 



(31.3+x)/2=21.1

We move all terms to the left:

(31.3+x)/2-(21.1)=0

We add all the numbers together, and all the variables

(x+31.3)/2-(21.1)=0

We add all the numbers together, and all the variables

(x+31.3)/2-21.1=0

We multiply all the terms by the denominator


(x+31.3)-(21.1)*2=0

We add all the numbers together, and all the variables

(x+31.3)-42.2=0

We get rid of parentheses

x+31.3-42.2=0

We add all the numbers together, and all the variables

x-10.9=0

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

x=10.9

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