v^2+4V-9=0

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Solution for v^2+4V-9=0 equation: 


Simplifying
v2 + 4V + -9 = 0

Reorder the terms:
-9 + 4V + v2 = 0

Solving
-9 + 4V + v2 = 0

Solving for variable 'V'.

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

Add '9' to each side of the equation.
-9 + 4V + 9 + v2 = 0 + 9

Reorder the terms:
-9 + 9 + 4V + v2 = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 4V + v2 = 0 + 9
4V + v2 = 0 + 9

Combine like terms: 0 + 9 = 9
4V + v2 = 9

Add '-1v2' to each side of the equation.
4V + v2 + -1v2 = 9 + -1v2

Combine like terms: v2 + -1v2 = 0
4V + 0 = 9 + -1v2
4V = 9 + -1v2

Divide each side by '4'.
V = 2.25 + -0.25v2

Simplifying
V = 2.25 + -0.25v2

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