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0.11a+1.5=2.49
We move all terms to the left:
0.11a+1.5-(2.49)=0
We add all the numbers together, and all the variables
0.11a-0.99=0
We move all terms containing a to the left, all other terms to the right
0.11a=0.99
a=0.99/0.11
a=9
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