3.14r+3.14r=7.85+3.14r

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Solution for 3.14r+3.14r=7.85+3.14r equation: 


Simplifying
3.14r + 3.14r = 7.85 + 3.14r

Combine like terms: 3.14r + 3.14r = 6.28r
6.28r = 7.85 + 3.14r

Solving
6.28r = 7.85 + 3.14r

Solving for variable 'r'.

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

Add '-3.14r' to each side of the equation.
6.28r + -3.14r = 7.85 + 3.14r + -3.14r

Combine like terms: 6.28r + -3.14r = 3.14r
3.14r = 7.85 + 3.14r + -3.14r

Combine like terms: 3.14r + -3.14r = 0.00
3.14r = 7.85 + 0.00
3.14r = 7.85

Divide each side by '3.14'.
r = 2.5

Simplifying
r = 2.5

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