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Simplifying
9y2 + 3y2 + -6y2 = 0
Combine like terms: 9y2 + 3y2 = 12y2
12y2 + -6y2 = 0
Combine like terms: 12y2 + -6y2 = 6y2
6y2 = 0
Solving
6y2 = 0
Solving for variable 'y'.
Move all terms containing y to the left, all other terms to the right.
Divide each side by '6'.
y2 = 0
Simplifying
y2 = 0
Take the square root of each side:
y = {0}
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