3.14=2r*3.14

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Solution for 3.14=2r*3.14 equation:


Simplifying
3.14 = 2r * 3.14

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

Multiply 2 * 3.14
3.14 = 6.28r

Solving
3.14 = 6.28r

Solving for variable 'r'.

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

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

Combine like terms: 6.28r + -6.28r = 0.00
3.14 + -6.28r = 0.00

Add '-3.14' to each side of the equation.
3.14 + -3.14 + -6.28r = 0.00 + -3.14

Combine like terms: 3.14 + -3.14 = 0.00
0.00 + -6.28r = 0.00 + -3.14
-6.28r = 0.00 + -3.14

Combine like terms: 0.00 + -3.14 = -3.14
-6.28r = -3.14

Divide each side by '-6.28'.
r = 0.5

Simplifying
r = 0.5

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