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

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


Simplifying
7x + y + y + 2z + -5x + -1y = 0

Reorder the terms:
7x + -5x + y + y + -1y + 2z = 0

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

Combine like terms: y + y = 2y
2x + 2y + -1y + 2z = 0

Combine like terms: 2y + -1y = 1y
2x + 1y + 2z = 0

Solving
2x + 1y + 2z = 0

Solving for variable 'x'.

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

Add '-1y' to each side of the equation.
2x + 1y + -1y + 2z = 0 + -1y

Combine like terms: 1y + -1y = 0
2x + 0 + 2z = 0 + -1y
2x + 2z = 0 + -1y
Remove the zero:
2x + 2z = -1y

Add '-2z' to each side of the equation.
2x + 2z + -2z = -1y + -2z

Combine like terms: 2z + -2z = 0
2x + 0 = -1y + -2z
2x = -1y + -2z

Divide each side by '2'.
x = -0.5y + -1z

Simplifying
x = -0.5y + -1z

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