R^2-4=30

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Solution for R^2-4=30 equation: 


Simplifying
R2 + -4 = 30

Reorder the terms:
-4 + R2 = 30

Solving
-4 + R2 = 30

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 = 30 + 4

Combine like terms: -4 + 4 = 0
0 + R2 = 30 + 4
R2 = 30 + 4

Combine like terms: 30 + 4 = 34
R2 = 34

Simplifying
R2 = 34

Take the square root of each side:
R = {-5.830951895, 5.830951895}

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