3415.50=3300(1+.5r)

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Solution for 3415.50=3300(1+.5r) equation: 


Simplifying
3415.50 = 3300(1 + 0.5r)
3415.50 = (1 * 3300 + 0.5r * 3300)
3415.50 = (3300 + 1650r)

Solving
3415.50 = 3300 + 1650r

Solving for variable 'r'.

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

Add '-1650r' to each side of the equation.
3415.50 + -1650r = 3300 + 1650r + -1650r

Combine like terms: 1650r + -1650r = 0
3415.50 + -1650r = 3300 + 0
3415.50 + -1650r = 3300

Add '-3415.50' to each side of the equation.
3415.50 + -3415.50 + -1650r = 3300 + -3415.50

Combine like terms: 3415.50 + -3415.50 = 0.00
0.00 + -1650r = 3300 + -3415.50
-1650r = 3300 + -3415.50

Combine like terms: 3300 + -3415.50 = -115.5
-1650r = -115.5

Divide each side by '-1650'.
r = 0.07

Simplifying
r = 0.07

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