(9x+12y-8)+(13x-7y-9)=

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Solution for (9x+12y-8)+(13x-7y-9)= equation:


Simplifying
(9x + 12y + -8) + (13x + -7y + -9) = 0

Reorder the terms:
(-8 + 9x + 12y) + (13x + -7y + -9) = 0

Remove parenthesis around (-8 + 9x + 12y)
-8 + 9x + 12y + (13x + -7y + -9) = 0

Reorder the terms:
-8 + 9x + 12y + (-9 + 13x + -7y) = 0

Remove parenthesis around (-9 + 13x + -7y)
-8 + 9x + 12y + -9 + 13x + -7y = 0

Reorder the terms:
-8 + -9 + 9x + 13x + 12y + -7y = 0

Combine like terms: -8 + -9 = -17
-17 + 9x + 13x + 12y + -7y = 0

Combine like terms: 9x + 13x = 22x
-17 + 22x + 12y + -7y = 0

Combine like terms: 12y + -7y = 5y
-17 + 22x + 5y = 0

Solving
-17 + 22x + 5y = 0

Solving for variable 'x'.

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

Add '17' to each side of the equation.
-17 + 22x + 17 + 5y = 0 + 17

Reorder the terms:
-17 + 17 + 22x + 5y = 0 + 17

Combine like terms: -17 + 17 = 0
0 + 22x + 5y = 0 + 17
22x + 5y = 0 + 17

Combine like terms: 0 + 17 = 17
22x + 5y = 17

Add '-5y' to each side of the equation.
22x + 5y + -5y = 17 + -5y

Combine like terms: 5y + -5y = 0
22x + 0 = 17 + -5y
22x = 17 + -5y

Divide each side by '22'.
x = 0.7727272727 + -0.2272727273y

Simplifying
x = 0.7727272727 + -0.2272727273y

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