(8x-8y+7z)-2(-8x+6y-7z)=

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Solution for (8x-8y+7z)-2(-8x+6y-7z)= equation:


Simplifying
(8x + -8y + 7z) + -2(-8x + 6y + -7z) = 0

Remove parenthesis around (8x + -8y + 7z)
8x + -8y + 7z + -2(-8x + 6y + -7z) = 0
8x + -8y + 7z + (-8x * -2 + 6y * -2 + -7z * -2) = 0
8x + -8y + 7z + (16x + -12y + 14z) = 0

Reorder the terms:
8x + 16x + -8y + -12y + 7z + 14z = 0

Combine like terms: 8x + 16x = 24x
24x + -8y + -12y + 7z + 14z = 0

Combine like terms: -8y + -12y = -20y
24x + -20y + 7z + 14z = 0

Combine like terms: 7z + 14z = 21z
24x + -20y + 21z = 0

Solving
24x + -20y + 21z = 0

Solving for variable 'x'.

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

Add '20y' to each side of the equation.
24x + -20y + 20y + 21z = 0 + 20y

Combine like terms: -20y + 20y = 0
24x + 0 + 21z = 0 + 20y
24x + 21z = 0 + 20y
Remove the zero:
24x + 21z = 20y

Add '-21z' to each side of the equation.
24x + 21z + -21z = 20y + -21z

Combine like terms: 21z + -21z = 0
24x + 0 = 20y + -21z
24x = 20y + -21z

Divide each side by '24'.
x = 0.8333333333y + -0.875z

Simplifying
x = 0.8333333333y + -0.875z

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