-2x-9y-5z=15

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Solution for -2x-9y-5z=15 equation:


Simplifying
-2x + -9y + -5z = 15

Solving
-2x + -9y + -5z = 15

Solving for variable 'x'.

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

Add '9y' to each side of the equation.
-2x + -9y + 9y + -5z = 15 + 9y

Combine like terms: -9y + 9y = 0
-2x + 0 + -5z = 15 + 9y
-2x + -5z = 15 + 9y

Add '5z' to each side of the equation.
-2x + -5z + 5z = 15 + 9y + 5z

Combine like terms: -5z + 5z = 0
-2x + 0 = 15 + 9y + 5z
-2x = 15 + 9y + 5z

Divide each side by '-2'.
x = -7.5 + -4.5y + -2.5z

Simplifying
x = -7.5 + -4.5y + -2.5z

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