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Simplifying
300 = 8 + y2
Solving
300 = 8 + y2
Solving for variable 'y'.
Move all terms containing y to the left, all other terms to the right.
Add '-1y2' to each side of the equation.
300 + -1y2 = 8 + y2 + -1y2
Combine like terms: y2 + -1y2 = 0
300 + -1y2 = 8 + 0
300 + -1y2 = 8
Add '-300' to each side of the equation.
300 + -300 + -1y2 = 8 + -300
Combine like terms: 300 + -300 = 0
0 + -1y2 = 8 + -300
-1y2 = 8 + -300
Combine like terms: 8 + -300 = -292
-1y2 = -292
Divide each side by '-1'.
y2 = 292
Simplifying
y2 = 292
Take the square root of each side:
y = {-17.088007491, 17.088007491}
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