300=r(6)

Solution for 300=r(6) equation:

Simplifying
300 = r(6)

Reorder the terms for easier multiplication:
300 = 6r

Solving
300 = 6r

Solving for variable 'r'.

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

Add '-6r' to each side of the equation.
300 + -6r = 6r + -6r

Combine like terms: 6r + -6r = 0
300 + -6r = 0

Add '-300' to each side of the equation.
300 + -300 + -6r = 0 + -300

Combine like terms: 300 + -300 = 0
0 + -6r = 0 + -300
-6r = 0 + -300

Combine like terms: 0 + -300 = -300
-6r = -300

Divide each side by '-6'.
r = 50

Simplifying
r = 50