3400=r(20)

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Solution for 3400=r(20) equation:


Simplifying
3400 = r(20)

Reorder the terms for easier multiplication:
3400 = 20r

Solving
3400 = 20r

Solving for variable 'r'.

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

Add '-20r' to each side of the equation.
3400 + -20r = 20r + -20r

Combine like terms: 20r + -20r = 0
3400 + -20r = 0

Add '-3400' to each side of the equation.
3400 + -3400 + -20r = 0 + -3400

Combine like terms: 3400 + -3400 = 0
0 + -20r = 0 + -3400
-20r = 0 + -3400

Combine like terms: 0 + -3400 = -3400
-20r = -3400

Divide each side by '-20'.
r = 170

Simplifying
r = 170

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