What does 9-2x-18x+14y-10 simplify to?

It simplifies to: - 20x+14y-1

Step-by-step explanation:

This is really about combining like terms.

9-2x-18x+14y-10

1) Lets do the the x's first: - 2x-18x = - 20x

(It's - 2 because of the minus sign)

2) Combine the 9-10 = - 1

3) You can't combine + 14y because theres no other y, so let's put the equation together: - 20x+14y-1.