What is (9x-3y+5)+(-x-y+4)+(-5x+4y-9) ?

The solution to (9x-3y+5)+(-x-y+4)+(-5x+4y-9) is 3x

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simplify (9x-3y+5)+(-x-y+4)+(-5x+4y-9)

simplify

(9 x - 3 y + 5) + (- x - y + 4) + (- 5 x + 4 y - 9)

3 x

Solution steps

(9 x - 3 y + 5) + (- x - y + 4) + (- 5 x + 4 y - 9)

Simplify

(9 x - 3 y + 5) + (- x - y + 4) + (- 5 x + 4 y - 9) : 9 x - 3 y + 5 - x - y + 4 - 5 x + 4 y - 9

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

Group like terms

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

Add similar elements:

9 x - x - 5 x = 3 x

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

Add similar elements:

- 3 y - y + 4 y = 0

= 3 x + 5 + 4 - 9

Add the numbers:

5 + 4 - 9 = 0

= 3 x

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What is (9x-3y+5)+(-x-y+4)+(-5x+4y-9) ?
The solution to (9x-3y+5)+(-x-y+4)+(-5x+4y-9) is 3x