120(3.14)=2(3.14*19*r)

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Solution for 120(3.14)=2(3.14*19*r) equation: 


Simplifying
120(3.14) = 2(3.14 * 19r)

Multiply 120 * 3.14
376.8 = 2(3.14 * 19r)

Multiply 3.14 * 19
376.8 = 2(59.66r)

Remove parenthesis around (59.66r)
376.8 = 2 * 59.66r

Multiply 2 * 59.66
376.8 = 119.32r

Solving
376.8 = 119.32r

Solving for variable 'r'.

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

Add '-119.32r' to each side of the equation.
376.8 + -119.32r = 119.32r + -119.32r

Combine like terms: 119.32r + -119.32r = 0.00
376.8 + -119.32r = 0.00

Add '-376.8' to each side of the equation.
376.8 + -376.8 + -119.32r = 0.00 + -376.8

Combine like terms: 376.8 + -376.8 = 0.0
0.0 + -119.32r = 0.00 + -376.8
-119.32r = 0.00 + -376.8

Combine like terms: 0.00 + -376.8 = -376.8
-119.32r = -376.8

Divide each side by '-119.32'.
r = 3.157894737

Simplifying
r = 3.157894737

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