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(21x+25)/35=7x/35
We move all terms to the left:
(21x+25)/35-(7x/35)=0
We add all the numbers together, and all the variables
(21x+25)/35-(+7x/35)=0
We get rid of parentheses
(21x+25)/35-7x/35=0
We multiply all the terms by the denominator
(21x+25)-7x=0
We add all the numbers together, and all the variables
-7x+(21x+25)=0
We get rid of parentheses
-7x+21x+25=0
We add all the numbers together, and all the variables
14x+25=0
We move all terms containing x to the left, all other terms to the right
14x=-25
x=-25/14
x=-1+11/14
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