v^2-2=40

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Solution for v^2-2=40 equation: 


Simplifying
v2 + -2 = 40

Reorder the terms:
-2 + v2 = 40

Solving
-2 + v2 = 40

Solving for variable 'v'.

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

Add '2' to each side of the equation.
-2 + 2 + v2 = 40 + 2

Combine like terms: -2 + 2 = 0
0 + v2 = 40 + 2
v2 = 40 + 2

Combine like terms: 40 + 2 = 42
v2 = 42

Simplifying
v2 = 42

Take the square root of each side:
v = {-6.480740698, 6.480740698}

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