r^2+13+30=0

Solution for r^2+13+30=0 equation:

Simplifying
r2 + 13 + 30 = 0

Reorder the terms:
13 + 30 + r2 = 0

Combine like terms: 13 + 30 = 43
43 + r2 = 0

Solving
43 + r2 = 0

Solving for variable 'r'.

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

Add '-43' to each side of the equation.
43 + -43 + r2 = 0 + -43

Combine like terms: 43 + -43 = 0
0 + r2 = 0 + -43
r2 = 0 + -43

Combine like terms: 0 + -43 = -43
r2 = -43

Simplifying
r2 = -43

Reorder the terms:
43 + r2 = -43 + 43

Combine like terms: -43 + 43 = 0
43 + r2 = 0

The solution to this equation could not be determined.