-7x(3xy+3y-4x)=

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Solution for -7x(3xy+3y-4x)= equation: 


Simplifying
-7x(3xy + 3y + -4x) = 0

Reorder the terms:
-7x(-4x + 3xy + 3y) = 0
(-4x * -7x + 3xy * -7x + 3y * -7x) = 0

Reorder the terms:
(-21xy + 28x2 + -21x2y) = 0
(-21xy + 28x2 + -21x2y) = 0

Solving
-21xy + 28x2 + -21x2y = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '7x'.
7x(-3y + 4x + -3xy) = 0

Ignore the factor 7.

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

Simplifying
x = 0

Solving
x = 0

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

Simplifying
x = 0

Subproblem 2
Set the factor '(-3y + 4x + -3xy)' equal to zero and attempt to solve:

Simplifying
-3y + 4x + -3xy = 0

Reorder the terms:
4x + -3xy + -3y = 0

Solving
4x + -3xy + -3y = 0

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

Add '3y' to each side of the equation.
4x + -3xy + -3y + 3y = 0 + 3y

Combine like terms: -3y + 3y = 0
4x + -3xy + 0 = 0 + 3y
4x + -3xy = 0 + 3y
Remove the zero:
4x + -3xy = 3y

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
x = {0}

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