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15x+1.55=9.80
We move all terms to the left:
15x+1.55-(9.80)=0
We add all the numbers together, and all the variables
15x+1.55-(9.8)=0
We add all the numbers together, and all the variables
15x-8.25=0
We move all terms containing x to the left, all other terms to the right
15x=8.25
x=8.25/15
x=6.6/12
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