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Simplifying 7y3 + -9y2 = 0 Reorder the terms: -9y2 + 7y3 = 0 Solving -9y2 + 7y3 = 0 Solving for variable 'y'. Factor out the Greatest Common Factor (GCF), 'y2'. y2(-9 + 7y) = 0Subproblem 1
Set the factor 'y2' equal to zero and attempt to solve: Simplifying y2 = 0 Solving y2 = 0 Move all terms containing y to the left, all other terms to the right. Simplifying y2 = 0 Take the square root of each side: y = {0}Subproblem 2
Set the factor '(-9 + 7y)' equal to zero and attempt to solve: Simplifying -9 + 7y = 0 Solving -9 + 7y = 0 Move all terms containing y to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + 7y = 0 + 9 Combine like terms: -9 + 9 = 0 0 + 7y = 0 + 9 7y = 0 + 9 Combine like terms: 0 + 9 = 9 7y = 9 Divide each side by '7'. y = 1.285714286 Simplifying y = 1.285714286Solution
y = {0, 1.285714286}
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