7x-2z=4-xy

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Solution for 7x-2z=4-xy equation:


Simplifying
7x + -2z = 4 + -1xy

Solving
7x + -2z = 4 + -1xy

Solving for variable 'x'.

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

Add 'xy' to each side of the equation.
7x + xy + -2z = 4 + -1xy + xy

Combine like terms: -1xy + xy = 0
7x + xy + -2z = 4 + 0
7x + xy + -2z = 4

Add '2z' to each side of the equation.
7x + xy + -2z + 2z = 4 + 2z

Combine like terms: -2z + 2z = 0
7x + xy + 0 = 4 + 2z
7x + xy = 4 + 2z

Reorder the terms:
-4 + 7x + xy + -2z = 4 + 2z + -4 + -2z

Reorder the terms:
-4 + 7x + xy + -2z = 4 + -4 + 2z + -2z

Combine like terms: 4 + -4 = 0
-4 + 7x + xy + -2z = 0 + 2z + -2z
-4 + 7x + xy + -2z = 2z + -2z

Combine like terms: 2z + -2z = 0
-4 + 7x + xy + -2z = 0

The solution to this equation could not be determined.

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