4x-y-z=15

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Solution for 4x-y-z=15 equation:


Simplifying
4x + -1y + -1z = 15

Solving
4x + -1y + -1z = 15

Solving for variable 'x'.

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

Add 'y' to each side of the equation.
4x + -1y + y + -1z = 15 + y

Combine like terms: -1y + y = 0
4x + 0 + -1z = 15 + y
4x + -1z = 15 + y

Add 'z' to each side of the equation.
4x + -1z + z = 15 + y + z

Combine like terms: -1z + z = 0
4x + 0 = 15 + y + z
4x = 15 + y + z

Divide each side by '4'.
x = 3.75 + 0.25y + 0.25z

Simplifying
x = 3.75 + 0.25y + 0.25z

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