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-a/4=0.85
We move all terms to the left:
-a/4-(0.85)=0
We add all the numbers together, and all the variables
-a/4-0.85=0
We multiply all the terms by the denominator
-a-(0.85)*4=0
We add all the numbers together, and all the variables
-1a-3.4=0
We move all terms containing a to the left, all other terms to the right
-a=3.4
a=3.4/-1
a=-3+0.4/1
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