(3x-y+2x)-(-2x-8y-3z)=

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Solution for (3x-y+2x)-(-2x-8y-3z)= equation:


Simplifying
(3x + -1y + 2x) + -1(-2x + -8y + -3z) = 0

Reorder the terms:
(3x + 2x + -1y) + -1(-2x + -8y + -3z) = 0

Combine like terms: 3x + 2x = 5x
(5x + -1y) + -1(-2x + -8y + -3z) = 0

Remove parenthesis around (5x + -1y)
5x + -1y + -1(-2x + -8y + -3z) = 0
5x + -1y + (-2x * -1 + -8y * -1 + -3z * -1) = 0
5x + -1y + (2x + 8y + 3z) = 0

Reorder the terms:
5x + 2x + -1y + 8y + 3z = 0

Combine like terms: 5x + 2x = 7x
7x + -1y + 8y + 3z = 0

Combine like terms: -1y + 8y = 7y
7x + 7y + 3z = 0

Solving
7x + 7y + 3z = 0

Solving for variable 'x'.

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

Add '-7y' to each side of the equation.
7x + 7y + -7y + 3z = 0 + -7y

Combine like terms: 7y + -7y = 0
7x + 0 + 3z = 0 + -7y
7x + 3z = 0 + -7y
Remove the zero:
7x + 3z = -7y

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

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

Divide each side by '7'.
x = -1y + -0.4285714286z

Simplifying
x = -1y + -0.4285714286z

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