3x+2.5y+z=20.5

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Solution for 3x+2.5y+z=20.5 equation: 


Simplifying
3x + 2.5y + z = 20.5

Solving
3x + 2.5y + z = 20.5

Solving for variable 'x'.

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

Add '-2.5y' to each side of the equation.
3x + 2.5y + -2.5y + z = 20.5 + -2.5y

Combine like terms: 2.5y + -2.5y = 0.0
3x + 0.0 + z = 20.5 + -2.5y
3x + z = 20.5 + -2.5y

Add '-1z' to each side of the equation.
3x + z + -1z = 20.5 + -2.5y + -1z

Combine like terms: z + -1z = 0
3x + 0 = 20.5 + -2.5y + -1z
3x = 20.5 + -2.5y + -1z

Divide each side by '3'.
x = 6.833333333 + -0.8333333333y + -0.3333333333z

Simplifying
x = 6.833333333 + -0.8333333333y + -0.3333333333z

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