r^2+10=74

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Solution for r^2+10=74 equation: 


Simplifying
r2 + 10 = 74

Reorder the terms:
10 + r2 = 74

Solving
10 + r2 = 74

Solving for variable 'r'.

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

Add '-10' to each side of the equation.
10 + -10 + r2 = 74 + -10

Combine like terms: 10 + -10 = 0
0 + r2 = 74 + -10
r2 = 74 + -10

Combine like terms: 74 + -10 = 64
r2 = 64

Simplifying
r2 = 64

Take the square root of each side:
r = {-8, 8}

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