v^2-7=2

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Solution for v^2-7=2 equation: 


Simplifying
v2 + -7 = 2

Reorder the terms:
-7 + v2 = 2

Solving
-7 + v2 = 2

Solving for variable 'v'.

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

Add '7' to each side of the equation.
-7 + 7 + v2 = 2 + 7

Combine like terms: -7 + 7 = 0
0 + v2 = 2 + 7
v2 = 2 + 7

Combine like terms: 2 + 7 = 9
v2 = 9

Simplifying
v2 = 9

Take the square root of each side:
v = {-3, 3}

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