2*7^2+8y=121.5

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Solution for 2*7^2+8y=121.5 equation: 



2*7^2+8y=121.5

We move all terms to the left:

2*7^2+8y-(121.5)=0

We add all the numbers together, and all the variables

8y-23.5=0

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

8y=23.5

y=23.5/8

y=2+5/5.33333333333

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