7x+2y+5x+9y-1=

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Solution for 7x+2y+5x+9y-1= equation:


Simplifying
7x + 2y + 5x + 9y + -1 = 0

Reorder the terms:
-1 + 7x + 5x + 2y + 9y = 0

Combine like terms: 7x + 5x = 12x
-1 + 12x + 2y + 9y = 0

Combine like terms: 2y + 9y = 11y
-1 + 12x + 11y = 0

Solving
-1 + 12x + 11y = 0

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 12x + 1 + 11y = 0 + 1

Reorder the terms:
-1 + 1 + 12x + 11y = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 12x + 11y = 0 + 1
12x + 11y = 0 + 1

Combine like terms: 0 + 1 = 1
12x + 11y = 1

Add '-11y' to each side of the equation.
12x + 11y + -11y = 1 + -11y

Combine like terms: 11y + -11y = 0
12x + 0 = 1 + -11y
12x = 1 + -11y

Divide each side by '12'.
x = 0.08333333333 + -0.9166666667y

Simplifying
x = 0.08333333333 + -0.9166666667y

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