8.4a+15=107.4

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Solution for 8.4a+15=107.4 equation: 



8.4a+15=107.4

We move all terms to the left:

8.4a+15-(107.4)=0

We add all the numbers together, and all the variables

8.4a-92.4=0

We move all terms containing a to the left, all other terms to the right

8.4a=92.4

a=92.4/8.4

a=11

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