2a-19.4=80

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Solution for 2a-19.4=80 equation: 



2a-19.4=80

We move all terms to the left:

2a-19.4-(80)=0

We add all the numbers together, and all the variables

2a-99.4=0

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

2a=99.4

a=99.4/2

a=49+1/1.4285714285714

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