7x+2y+7z-5x+4z-4y=

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Solution for 7x+2y+7z-5x+4z-4y= equation:


Simplifying
7x + 2y + 7z + -5x + 4z + -4y = 0

Reorder the terms:
7x + -5x + 2y + -4y + 7z + 4z = 0

Combine like terms: 7x + -5x = 2x
2x + 2y + -4y + 7z + 4z = 0

Combine like terms: 2y + -4y = -2y
2x + -2y + 7z + 4z = 0

Combine like terms: 7z + 4z = 11z
2x + -2y + 11z = 0

Solving
2x + -2y + 11z = 0

Solving for variable 'x'.

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

Add '2y' to each side of the equation.
2x + -2y + 2y + 11z = 0 + 2y

Combine like terms: -2y + 2y = 0
2x + 0 + 11z = 0 + 2y
2x + 11z = 0 + 2y
Remove the zero:
2x + 11z = 2y

Add '-11z' to each side of the equation.
2x + 11z + -11z = 2y + -11z

Combine like terms: 11z + -11z = 0
2x + 0 = 2y + -11z
2x = 2y + -11z

Divide each side by '2'.
x = y + -5.5z

Simplifying
x = y + -5.5z

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