3x+4y-z=-7

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Solution for 3x+4y-z=-7 equation:


Simplifying
3x + 4y + -1z = -7

Solving
3x + 4y + -1z = -7

Solving for variable 'x'.

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

Add '-4y' to each side of the equation.
3x + 4y + -4y + -1z = -7 + -4y

Combine like terms: 4y + -4y = 0
3x + 0 + -1z = -7 + -4y
3x + -1z = -7 + -4y

Add 'z' to each side of the equation.
3x + -1z + z = -7 + -4y + z

Combine like terms: -1z + z = 0
3x + 0 = -7 + -4y + z
3x = -7 + -4y + z

Divide each side by '3'.
x = -2.333333333 + -1.333333333y + 0.3333333333z

Simplifying
x = -2.333333333 + -1.333333333y + 0.3333333333z

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