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Simplifying
5v2 + 30 = 120
Reorder the terms:
30 + 5v2 = 120
Solving
30 + 5v2 = 120
Solving for variable 'v'.
Move all terms containing v to the left, all other terms to the right.
Add '-30' to each side of the equation.
30 + -30 + 5v2 = 120 + -30
Combine like terms: 30 + -30 = 0
0 + 5v2 = 120 + -30
5v2 = 120 + -30
Combine like terms: 120 + -30 = 90
5v2 = 90
Divide each side by '5'.
v2 = 18
Simplifying
v2 = 18
Take the square root of each side:
v = {-4.242640687, 4.242640687}
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