125=100(1+.083r)

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Solution for 125=100(1+.083r) equation:


Simplifying
125 = 100(1 + 0.083r)
125 = (1 * 100 + 0.083r * 100)
125 = (100 + 8.3r)

Solving
125 = 100 + 8.3r

Solving for variable 'r'.

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

Add '-8.3r' to each side of the equation.
125 + -8.3r = 100 + 8.3r + -8.3r

Combine like terms: 8.3r + -8.3r = 0.0
125 + -8.3r = 100 + 0.0
125 + -8.3r = 100

Add '-125' to each side of the equation.
125 + -125 + -8.3r = 100 + -125

Combine like terms: 125 + -125 = 0
0 + -8.3r = 100 + -125
-8.3r = 100 + -125

Combine like terms: 100 + -125 = -25
-8.3r = -25

Divide each side by '-8.3'.
r = 3.012048193

Simplifying
r = 3.012048193

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