90=17x-y+12x+4y

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Solution for 90=17x-y+12x+4y equation:


Simplifying
90 = 17x + -1y + 12x + 4y

Reorder the terms:
90 = 17x + 12x + -1y + 4y

Combine like terms: 17x + 12x = 29x
90 = 29x + -1y + 4y

Combine like terms: -1y + 4y = 3y
90 = 29x + 3y

Solving
90 = 29x + 3y

Solving for variable 'x'.

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

Add '-29x' to each side of the equation.
90 + -29x = 29x + -29x + 3y

Combine like terms: 29x + -29x = 0
90 + -29x = 0 + 3y
90 + -29x = 3y

Add '-90' to each side of the equation.
90 + -90 + -29x = -90 + 3y

Combine like terms: 90 + -90 = 0
0 + -29x = -90 + 3y
-29x = -90 + 3y

Divide each side by '-29'.
x = 3.103448276 + -0.1034482759y

Simplifying
x = 3.103448276 + -0.1034482759y

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