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-3.8=-1.0-0.04x
We move all terms to the left:
-3.8-(-1.0-0.04x)=0
We add all the numbers together, and all the variables
-(-0.04x-1)-3.8=0
We get rid of parentheses
0.04x+1-3.8=0
We add all the numbers together, and all the variables
0.04x-2.8=0
We move all terms containing x to the left, all other terms to the right
0.04x=2.8
x=2.8/0.04
x=70+-4.4408920985006E-16/0.04
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