(8x-8y+9)-(5x-8y-z)=0

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Solution for (8x-8y+9)-(5x-8y-z)=0 equation:


Simplifying
(8x + -8y + 9) + -1(5x + -8y + -1z) = 0

Reorder the terms:
(9 + 8x + -8y) + -1(5x + -8y + -1z) = 0

Remove parenthesis around (9 + 8x + -8y)
9 + 8x + -8y + -1(5x + -8y + -1z) = 0
9 + 8x + -8y + (5x * -1 + -8y * -1 + -1z * -1) = 0
9 + 8x + -8y + (-5x + 8y + 1z) = 0

Reorder the terms:
9 + 8x + -5x + -8y + 8y + 1z = 0

Combine like terms: 8x + -5x = 3x
9 + 3x + -8y + 8y + 1z = 0

Combine like terms: -8y + 8y = 0
9 + 3x + 0 + 1z = 0
9 + 3x + 1z = 0

Solving
9 + 3x + 1z = 0

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + 3x + -9 + 1z = 0 + -9

Reorder the terms:
9 + -9 + 3x + 1z = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 3x + 1z = 0 + -9
3x + 1z = 0 + -9

Combine like terms: 0 + -9 = -9
3x + 1z = -9

Add '-1z' to each side of the equation.
3x + 1z + -1z = -9 + -1z

Combine like terms: 1z + -1z = 0
3x + 0 = -9 + -1z
3x = -9 + -1z

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

Simplifying
x = -3 + -0.3333333333z

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