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63.54a+107.9=12.60
We move all terms to the left:
63.54a+107.9-(12.60)=0
We add all the numbers together, and all the variables
63.54a+107.9-(12.6)=0
We add all the numbers together, and all the variables
63.54a+95.3=0
We move all terms containing a to the left, all other terms to the right
63.54a=-95.3
a=-95.3/63.54
a=-1+18.045454545455/36.102272727273
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