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0.5x-0.2=0.4+3
We move all terms to the left:
0.5x-0.2-(0.4+3)=0
We add all the numbers together, and all the variables
0.5x-0.2-(3.4)=0
We add all the numbers together, and all the variables
0.5x-3.6=0
We move all terms containing x to the left, all other terms to the right
0.5x=3.6
x=3.6/0.5
x=7+0.1/0.5
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