Combine like terms.

(-3y2 - 7y - 9) - (4y2 + 6y + 9)

a. y2 - y

b. -9y2 - 11y - 18

c. 7y2 + 13y + 18

d. -7y2 - 13y - 18

Classify the following triangle check all that apply

If a translation of t-3,-8(x, y) is applied to square abcd what is the y-coordinate of b'? the y-coordinate of is 43 mark this and return save and exit next submit

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?