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-a/1.5-8.4=-5
We move all terms to the left:
-a/1.5-8.4-(-5)=0
We add all the numbers together, and all the variables
-a/1.5-3.4=0
We multiply all the terms by the denominator
-a-(3.4)*1.5=0
We add all the numbers together, and all the variables
-1a-5.1=0
We move all terms containing a to the left, all other terms to the right
-a=5.1
a=5.1/-1
a=-5+0.1/1
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