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Simplifying
7v2 + -9 = 103
Reorder the terms:
-9 + 7v2 = 103
Solving
-9 + 7v2 = 103
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 + 9 + 7v2 = 103 + 9
Combine like terms: -9 + 9 = 0
0 + 7v2 = 103 + 9
7v2 = 103 + 9
Combine like terms: 103 + 9 = 112
7v2 = 112
Divide each side by '7'.
v2 = 16
Simplifying
v2 = 16
Take the square root of each side:
v = {-4, 4}
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