5y^2-2y^3-7y^2+7y^3=

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Solution for 5y^2-2y^3-7y^2+7y^3= equation:


Simplifying
5y2 + -2y3 + -7y2 + 7y3 = 0

Reorder the terms:
5y2 + -7y2 + -2y3 + 7y3 = 0

Combine like terms: 5y2 + -7y2 = -2y2
-2y2 + -2y3 + 7y3 = 0

Combine like terms: -2y3 + 7y3 = 5y3
-2y2 + 5y3 = 0

Solving
-2y2 + 5y3 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), 'y2'.
y2(-2 + 5y) = 0

Subproblem 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 '(-2 + 5y)' equal to zero and attempt to solve: Simplifying -2 + 5y = 0 Solving -2 + 5y = 0 Move all terms containing y to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + 5y = 0 + 2 Combine like terms: -2 + 2 = 0 0 + 5y = 0 + 2 5y = 0 + 2 Combine like terms: 0 + 2 = 2 5y = 2 Divide each side by '5'. y = 0.4 Simplifying y = 0.4

Solution

y = {0, 0.4}

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