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12x+6=21/4
We move all terms to the left:
12x+6-(21/4)=0
We add all the numbers together, and all the variables
12x+6-(+21/4)=0
We get rid of parentheses
12x+6-21/4=0
We multiply all the terms by the denominator
12x*4-21+6*4=0
We add all the numbers together, and all the variables
12x*4+3=0
Wy multiply elements
48x+3=0
We move all terms containing x to the left, all other terms to the right
48x=-3
x=-3/48
x=-1/16
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