x+y-4z=7

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Solution for x+y-4z=7 equation:


Simplifying
x + y + -4z = 7

Solving
x + y + -4z = 7

Solving for variable 'x'.

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

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

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

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

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

Simplifying
x = 7 + -1y + 4z

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