(y)(-4xy+7x+9)=0

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Solution for (y)(-4xy+7x+9)=0 equation: 


Simplifying
(y)(-4xy + 7x + 9) = 0

Reorder the terms:
y(9 + 7x + -4xy) = 0
(9 * y + 7x * y + -4xy * y) = 0

Reorder the terms:
(7xy + -4xy2 + 9y) = 0
(7xy + -4xy2 + 9y) = 0

Solving
7xy + -4xy2 + 9y = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-9y' to each side of the equation.
7xy + -4xy2 + 9y + -9y = 0 + -9y

Combine like terms: 9y + -9y = 0
7xy + -4xy2 + 0 = 0 + -9y
7xy + -4xy2 = 0 + -9y
Remove the zero:
7xy + -4xy2 = -9y

Combine like terms: -9y + 9y = 0
7xy + -4xy2 + 9y = 0

Factor out the Greatest Common Factor (GCF), 'y'.
y(7x + -4xy + 9) = 0


Subproblem 1
Set the factor 'y' equal to zero and attempt to solve:

Simplifying
y = 0

Solving
y = 0

Move all terms containing x to the left, all other terms to the right.

Add '-1y' to each side of the equation.
y + -1y = 0 + -1y
Remove the zero:
0 = -1y

Simplifying
0 = -1y

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

Subproblem 2
Set the factor '(7x + -4xy + 9)' equal to zero and attempt to solve:

Simplifying
7x + -4xy + 9 = 0

Reorder the terms:
9 + 7x + -4xy = 0

Solving
9 + 7x + -4xy = 0

Move all terms containing x to the left, all other terms to the right.

Add '-9' to each side of the equation.
9 + 7x + -9 + -4xy = 0 + -9

Reorder the terms:
9 + -9 + 7x + -4xy = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 7x + -4xy = 0 + -9
7x + -4xy = 0 + -9

Combine like terms: 0 + -9 = -9
7x + -4xy = -9

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

The solution to this equation could not be determined.

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