Select all the expressions that are equivalent to the polynomial below. -12x squared -19x-5

(−15x2 + 9x − 10) + (3x2 − 10x − 5)
(−16x2 + 10x − 3) + (4x2 − 29x − 2)
2(x − 1) − 3(4x2 + 7x + 1)
(4x2 − 13x − 7) − (16x2 + 9x − 5)
3(x − 5) − 2(6x2 + 9x + 5)
(2x2 − 11x − 9) − (14x2 + 8x − 4)

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form

Answer! if you don’t mind, can you explain

Which two transformations are applied to pentagon abcde to create a'b'c'd'e'? (4 points) translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the x-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the y-axis translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the y-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the x-axis