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

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


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

Remove parenthesis around (17x + -1y)
17x + -1y + (12x + 4y) = 90

Remove parenthesis around (12x + 4y)
17x + -1y + 12x + 4y = 90

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

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

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

Solving
29x + 3y = 90

Solving for variable 'x'.

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

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

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