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0.08a+0.1=0.28-20.3
We move all terms to the left:
0.08a+0.1-(0.28-20.3)=0
We add all the numbers together, and all the variables
0.08a+0.1-(-20.02)=0
We add all the numbers together, and all the variables
0.08a+20.12=0
We move all terms containing a to the left, all other terms to the right
0.08a=-20.12
a=-20.12/0.08
a=-251+0.039999999999999/0.08
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