75.4=(2)(3.14)r

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Solution for 75.4=(2)(3.14)r equation: 


Simplifying
75.4 = (2)(3.14) * r

Multiply 2 * 3.14
75.4 = 6.28r

Solving
75.4 = 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.
75.4 + -6.28r = 6.28r + -6.28r

Combine like terms: 6.28r + -6.28r = 0.00
75.4 + -6.28r = 0.00

Add '-75.4' to each side of the equation.
75.4 + -75.4 + -6.28r = 0.00 + -75.4

Combine like terms: 75.4 + -75.4 = 0.0
0.0 + -6.28r = 0.00 + -75.4
-6.28r = 0.00 + -75.4

Combine like terms: 0.00 + -75.4 = -75.4
-6.28r = -75.4

Divide each side by '-6.28'.
r = 12.00636943

Simplifying
r = 12.00636943

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