(65+x)/2=70

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Solution for (65+x)/2=70 equation: 



(65+x)/2=70

We move all terms to the left:

(65+x)/2-(70)=0

We add all the numbers together, and all the variables

(x+65)/2-70=0

We multiply all the terms by the denominator


(x+65)-70*2=0

We add all the numbers together, and all the variables

(x+65)-140=0

We get rid of parentheses

x+65-140=0

We add all the numbers together, and all the variables

x-75=0

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

x=75

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