8r^2+3=483

Solution for 8r^2+3=483 equation:

Simplifying
8r2 + 3 = 483

Reorder the terms:
3 + 8r2 = 483

Solving
3 + 8r2 = 483

Solving for variable 'r'.

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

Add '-3' to each side of the equation.
3 + -3 + 8r2 = 483 + -3

Combine like terms: 3 + -3 = 0
0 + 8r2 = 483 + -3
8r2 = 483 + -3

Combine like terms: 483 + -3 = 480
8r2 = 480

Divide each side by '8'.
r2 = 60

Simplifying
r2 = 60

Take the square root of each side:
r = {-7.745966692, 7.745966692}