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Simplifying
8v2 + 9 = 209
Reorder the terms:
9 + 8v2 = 209
Solving
9 + 8v2 = 209
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 + 8v2 = 209 + -9
Combine like terms: 9 + -9 = 0
0 + 8v2 = 209 + -9
8v2 = 209 + -9
Combine like terms: 209 + -9 = 200
8v2 = 200
Divide each side by '8'.
v2 = 25
Simplifying
v2 = 25
Take the square root of each side:
v = {-5, 5}
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