500=(4000)(r)(5)

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Solution for 500=(4000)(r)(5) equation:


Simplifying
500 = (4000)(r)(5)

Reorder the terms for easier multiplication:
500 = 4000 * 5r

Multiply 4000 * 5
500 = 20000r

Solving
500 = 20000r

Solving for variable 'r'.

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

Add '-20000r' to each side of the equation.
500 + -20000r = 20000r + -20000r

Combine like terms: 20000r + -20000r = 0
500 + -20000r = 0

Add '-500' to each side of the equation.
500 + -500 + -20000r = 0 + -500

Combine like terms: 500 + -500 = 0
0 + -20000r = 0 + -500
-20000r = 0 + -500

Combine like terms: 0 + -500 = -500
-20000r = -500

Divide each side by '-20000'.
r = 0.025

Simplifying
r = 0.025

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