3(r+300)=6

Solution for 3(r+300)=6 equation:

Simplifying
3(r + 300) = 6

Reorder the terms:
3(300 + r) = 6
(300 * 3 + r * 3) = 6
(900 + 3r) = 6

Solving
900 + 3r = 6

Solving for variable 'r'.

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

Add '-900' to each side of the equation.
900 + -900 + 3r = 6 + -900

Combine like terms: 900 + -900 = 0
0 + 3r = 6 + -900
3r = 6 + -900

Combine like terms: 6 + -900 = -894
3r = -894

Divide each side by '3'.
r = -298

Simplifying
r = -298