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Simplifying
121y2 + -3 = 31
Reorder the terms:
-3 + 121y2 = 31
Solving
-3 + 121y2 = 31
Solving for variable 'y'.
Move all terms containing y to the left, all other terms to the right.
Add '3' to each side of the equation.
-3 + 3 + 121y2 = 31 + 3
Combine like terms: -3 + 3 = 0
0 + 121y2 = 31 + 3
121y2 = 31 + 3
Combine like terms: 31 + 3 = 34
121y2 = 34
Divide each side by '121'.
y2 = 0.2809917355
Simplifying
y2 = 0.2809917355
Take the square root of each side:
y = {-0.530086536, 0.530086536}
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