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(X/30)+X=40
We move all terms to the left:
(X/30)+X-(40)=0
We add all the numbers together, and all the variables
(+X/30)+X-40=0
We add all the numbers together, and all the variables
X+(+X/30)-40=0
We get rid of parentheses
X+X/30-40=0
We multiply all the terms by the denominator
X*30+X-40*30=0
We add all the numbers together, and all the variables
X+X*30-1200=0
Wy multiply elements
X+30X-1200=0
We add all the numbers together, and all the variables
31X-1200=0
We move all terms containing X to the left, all other terms to the right
31X=1200
X=1200/31
X=38+22/31
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