71.225=7.7(6.3-5.9r)

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Solution for 71.225=7.7(6.3-5.9r) equation: 


Simplifying
71.225 = 7.7(6.3 + -5.9r)
71.225 = (6.3 * 7.7 + -5.9r * 7.7)
71.225 = (48.51 + -45.43r)

Solving
71.225 = 48.51 + -45.43r

Solving for variable 'r'.

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

Add '45.43r' to each side of the equation.
71.225 + 45.43r = 48.51 + -45.43r + 45.43r

Combine like terms: -45.43r + 45.43r = 0.00
71.225 + 45.43r = 48.51 + 0.00
71.225 + 45.43r = 48.51

Add '-71.225' to each side of the equation.
71.225 + -71.225 + 45.43r = 48.51 + -71.225

Combine like terms: 71.225 + -71.225 = 0.000
0.000 + 45.43r = 48.51 + -71.225
45.43r = 48.51 + -71.225

Combine like terms: 48.51 + -71.225 = -22.715
45.43r = -22.715

Divide each side by '45.43'.
r = -0.5

Simplifying
r = -0.5

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