2(3.14)r^2+2(3.14)r^2=98(3.14)

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Solution for 2(3.14)r^2+2(3.14)r^2=98(3.14) equation: 



2(3.14)r^2+2(3.14)r^2=98(3.14)

We move all terms to the left:

2(3.14)r^2+2(3.14)r^2-(98(3.14))=0

We add all the numbers together, and all the variables

2(3.14)r^2+2(3.14)r^2-307.72=0

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

2(3.14)r^2+2(3.14)r^2=307.72

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