What is 12x+6x+9x-3y+(-7)y+y ?

The solution to 12x+6x+9x-3y+(-7)y+y is 27x-9y

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simplify 12x+6x+9x-3y+(-7)y+y

simplify

12 x + 6 x + 9 x - 3 y + (- 7) y + y

27 x - 9 y

Solution steps

12 x + 6 x + 9 x - 3 y + (- 7) y + y

Add similar elements:

12 x + 6 x + 9 x = 27 x

= 27 x - 3 y - 7 y + y

Add similar elements:

- 3 y + (- 7) y + y = - 9 y

= 27 x - 9 y

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