(16x-12y+z)-2(8x-6y-4z)=42

Solution for (16x-12y+z)-2(8x-6y-4z)=42 equation:

Simplifying
(16x + -12y + z) + -2(8x + -6y + -4z) = 42

Remove parenthesis around (16x + -12y + z)
16x + -12y + z + -2(8x + -6y + -4z) = 42
16x + -12y + z + (8x * -2 + -6y * -2 + -4z * -2) = 42
16x + -12y + z + (-16x + 12y + 8z) = 42

Reorder the terms:
16x + -16x + -12y + 12y + z + 8z = 42

Combine like terms: 16x + -16x = 0
0 + -12y + 12y + z + 8z = 42
-12y + 12y + z + 8z = 42

Combine like terms: -12y + 12y = 0
0 + z + 8z = 42
z + 8z = 42

Combine like terms: z + 8z = 9z
9z = 42

Solving
9z = 42

Solving for variable 'z'.

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

Divide each side by '9'.
z = 4.666666667

Simplifying
z = 4.666666667