540=500+(500)(r)(2)

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Solution for 540=500+(500)(r)(2) equation: 


Simplifying
540 = 500 + (500)(r)(2)

Reorder the terms for easier multiplication:
540 = 500 + 500 * 2r

Multiply 500 * 2
540 = 500 + 1000r

Solving
540 = 500 + 1000r

Solving for variable 'r'.

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

Add '-1000r' to each side of the equation.
540 + -1000r = 500 + 1000r + -1000r

Combine like terms: 1000r + -1000r = 0
540 + -1000r = 500 + 0
540 + -1000r = 500

Add '-540' to each side of the equation.
540 + -540 + -1000r = 500 + -540

Combine like terms: 540 + -540 = 0
0 + -1000r = 500 + -540
-1000r = 500 + -540

Combine like terms: 500 + -540 = -40
-1000r = -40

Divide each side by '-1000'.
r = 0.04

Simplifying
r = 0.04

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