Select all the expressions that are equivalent to the polynomial below.

(5x2 − 10x + 8) − (10x2 + 19x + 20)
(-19x2 − 4x - 7) + (4x2 + 25x − 5)
-2(7x + 1) − 5(3x2 + 3x + 2)
(-17x2 + 2x − 3) + (2x2 − 31x − 9)
-2(4x − 15) − 3(5x2 + 7x + 6)
(-7x2 − 21x + 13) − (8x2 + 8x + 25)
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What is an alternate exterior angle

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?

20 points plus brainliest andwer plus my hover hoard im v desperate ! evaluate the polynomial for x=-2 in the equation -3x^3+7x^2-7x-1 (simplify your answer)