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Simplifying
v2 + 4v = 4v + 9
Reorder the terms:
4v + v2 = 4v + 9
Reorder the terms:
4v + v2 = 9 + 4v
Add '-4v' to each side of the equation.
4v + -4v + v2 = 9 + 4v + -4v
Combine like terms: 4v + -4v = 0
0 + v2 = 9 + 4v + -4v
v2 = 9 + 4v + -4v
Combine like terms: 4v + -4v = 0
v2 = 9 + 0
v2 = 9
Solving
v2 = 9
Solving for variable 'v'.
Move all terms containing v to the left, all other terms to the right.
Simplifying
v2 = 9
Take the square root of each side:
v = {-3, 3}
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