3x+9y-4+4y-5=

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Solution for 3x+9y-4+4y-5= equation:


Simplifying
3x + 9y + -4 + 4y + -5 = 0

Reorder the terms:
-4 + -5 + 3x + 9y + 4y = 0

Combine like terms: -4 + -5 = -9
-9 + 3x + 9y + 4y = 0

Combine like terms: 9y + 4y = 13y
-9 + 3x + 13y = 0

Solving
-9 + 3x + 13y = 0

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 3x + 9 + 13y = 0 + 9

Reorder the terms:
-9 + 9 + 3x + 13y = 0 + 9

Combine like terms: -9 + 9 = 0
0 + 3x + 13y = 0 + 9
3x + 13y = 0 + 9

Combine like terms: 0 + 9 = 9
3x + 13y = 9

Add '-13y' to each side of the equation.
3x + 13y + -13y = 9 + -13y

Combine like terms: 13y + -13y = 0
3x + 0 = 9 + -13y
3x = 9 + -13y

Divide each side by '3'.
x = 3 + -4.333333333y

Simplifying
x = 3 + -4.333333333y

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