4X-Y-2Z=12.5

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Solution for 4X-Y-2Z=12.5 equation: 


Simplifying
4X + -1Y + -2Z = 12.5

Solving
4X + -1Y + -2Z = 12.5

Solving for variable 'X'.

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

Add 'Y' to each side of the equation.
4X + -1Y + Y + -2Z = 12.5 + Y

Combine like terms: -1Y + Y = 0
4X + 0 + -2Z = 12.5 + Y
4X + -2Z = 12.5 + Y

Add '2Z' to each side of the equation.
4X + -2Z + 2Z = 12.5 + Y + 2Z

Combine like terms: -2Z + 2Z = 0
4X + 0 = 12.5 + Y + 2Z
4X = 12.5 + Y + 2Z

Divide each side by '4'.
X = 3.125 + 0.25Y + 0.5Z

Simplifying
X = 3.125 + 0.25Y + 0.5Z

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