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Simplifying
7y2 + -2 = 14
Reorder the terms:
-2 + 7y2 = 14
Solving
-2 + 7y2 = 14
Solving for variable 'y'.
Move all terms containing y to the left, all other terms to the right.
Add '2' to each side of the equation.
-2 + 2 + 7y2 = 14 + 2
Combine like terms: -2 + 2 = 0
0 + 7y2 = 14 + 2
7y2 = 14 + 2
Combine like terms: 14 + 2 = 16
7y2 = 16
Divide each side by '7'.
y2 = 2.285714286
Simplifying
y2 = 2.285714286
Take the square root of each side:
y = {-1.511857892, 1.511857892}
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