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Simplifying
(2y2) + -4 = 100
Reorder the terms:
-4 + (2y2) = 100
Solving
-4 + (2y2) = 100
Solving for variable 'y'.
Move all terms containing y to the left, all other terms to the right.
Add '4' to each side of the equation.
-4 + 4 + (2y2) = 100 + 4
Combine like terms: -4 + 4 = 0
0 + (2y2) = 100 + 4
(2y2) = 100 + 4
Combine like terms: 100 + 4 = 104
(2y2) = 104
Divide each side by '2'.
y2 = 52
Simplifying
y2 = 52
Take the square root of each side:
y = {-7.211102551, 7.211102551}
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