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6.3-12x=4.2x
We move all terms to the left:
6.3-12x-(4.2x)=0
We add all the numbers together, and all the variables
-12x-(+4.2x)+6.3=0
We get rid of parentheses
-12x-4.2x+6.3=0
We add all the numbers together, and all the variables
-16.2x+6.3=0
We move all terms containing x to the left, all other terms to the right
-16.2x=-6.3
x=-6.3/-16.2
x=2.7391304347826/7.0434782608696
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