(3x+7x-7y)(-xy)=

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Solution for (3x+7x-7y)(-xy)= equation: 


Simplifying
(3x + 7x + -7y)(-1xy) = 0

Combine like terms: 3x + 7x = 10x
(10x + -7y)(-1xy) = 0

Remove parenthesis around (-1xy)
(10x + -7y) * -1xy = 0

Reorder the terms for easier multiplication:
-1xy(10x + -7y) = 0
(10x * -1xy + -7y * -1xy) = 0

Reorder the terms:
(7xy2 + -10x2y) = 0
(7xy2 + -10x2y) = 0

Solving
7xy2 + -10x2y = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'xy'.
xy(7y + -10x) = 0


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

Simplifying
xy = 0

Solving
xy = 0

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

Simplifying
xy = 0

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 '(7y + -10x)' equal to zero and attempt to solve:

Simplifying
7y + -10x = 0

Reorder the terms:
-10x + 7y = 0

Solving
-10x + 7y = 0

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

Add '-7y' to each side of the equation.
-10x + 7y + -7y = 0 + -7y

Combine like terms: 7y + -7y = 0
-10x + 0 = 0 + -7y
-10x = 0 + -7y
Remove the zero:
-10x = -7y

Divide each side by '-10'.
x = 0.7y

Simplifying
x = 0.7y
Solution
x = {0.7y}

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