For my test can someone tell me the answers?

Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.

What is negative 3/9 times negative 2/8 ?