4+r^2=29

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Solution for 4+r^2=29 equation: 


Simplifying
4 + r2 = 29

Solving
4 + r2 = 29

Solving for variable 'r'.

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

Add '-4' to each side of the equation.
4 + -4 + r2 = 29 + -4

Combine like terms: 4 + -4 = 0
0 + r2 = 29 + -4
r2 = 29 + -4

Combine like terms: 29 + -4 = 25
r2 = 25

Simplifying
r2 = 25

Take the square root of each side:
r = {-5, 5}

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