90=1500(r)2

Solution for 90=1500(r)2 equation:

Simplifying
90 = 1500(r) * 2

Reorder the terms for easier multiplication:
90 = 1500 * 2r

Multiply 1500 * 2
90 = 3000r

Solving
90 = 3000r

Solving for variable 'r'.

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

Add '-3000r' to each side of the equation.
90 + -3000r = 3000r + -3000r

Combine like terms: 3000r + -3000r = 0
90 + -3000r = 0

Add '-90' to each side of the equation.
90 + -90 + -3000r = 0 + -90

Combine like terms: 90 + -90 = 0
0 + -3000r = 0 + -90
-3000r = 0 + -90

Combine like terms: 0 + -90 = -90
-3000r = -90

Divide each side by '-3000'.
r = 0.03

Simplifying
r = 0.03