4x(5y-7)-9y=28

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Solution for 4x(5y-7)-9y=28 equation:


Simplifying
4x(5y + -7) + -9y = 28

Reorder the terms:
4x(-7 + 5y) + -9y = 28
(-7 * 4x + 5y * 4x) + -9y = 28
(-28x + 20xy) + -9y = 28

Solving
-28x + 20xy + -9y = 28

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.
-28x + 20xy + -9y + 9y = 28 + 9y

Combine like terms: -9y + 9y = 0
-28x + 20xy + 0 = 28 + 9y
-28x + 20xy = 28 + 9y

Reorder the terms:
-28 + -28x + 20xy + -9y = 28 + 9y + -28 + -9y

Reorder the terms:
-28 + -28x + 20xy + -9y = 28 + -28 + 9y + -9y

Combine like terms: 28 + -28 = 0
-28 + -28x + 20xy + -9y = 0 + 9y + -9y
-28 + -28x + 20xy + -9y = 9y + -9y

Combine like terms: 9y + -9y = 0
-28 + -28x + 20xy + -9y = 0

The solution to this equation could not be determined.

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