2*3.14r*(8+20)=

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Solution for 2*3.14r*(8+20)= equation: 


Simplifying
2 * 3.14r(8 + 20) = 0

Combine like terms: 8 + 20 = 28
2 * 3.14r(28) = 0

Reorder the terms for easier multiplication:
2 * 3.14 * 28r = 0

Multiply 2 * 3.14
6.28 * 28r = 0

Multiply 6.28 * 28
175.84r = 0

Solving
175.84r = 0

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Divide each side by '175.84'.
r = 0

Simplifying
r = 0

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