100r^2+3=103

Solution for 100r^2+3=103 equation:

Simplifying
100r2 + 3 = 103

Reorder the terms:
3 + 100r2 = 103

Solving
3 + 100r2 = 103

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 + 100r2 = 103 + -3

Combine like terms: 3 + -3 = 0
0 + 100r2 = 103 + -3
100r2 = 103 + -3

Combine like terms: 103 + -3 = 100
100r2 = 100

Divide each side by '100'.
r2 = 1

Simplifying
r2 = 1

Take the square root of each side:
r = {-1, 1}