5x+2x+z=5

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Solution for 5x+2x+z=5 equation: 


Simplifying
5x + 2x + z = 5

Combine like terms: 5x + 2x = 7x
7x + z = 5

Solving
7x + z = 5

Solving for variable 'x'.

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

Add '-1z' to each side of the equation.
7x + z + -1z = 5 + -1z

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

Divide each side by '7'.
x = 0.7142857143 + -0.1428571429z

Simplifying
x = 0.7142857143 + -0.1428571429z

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