Sandy is upgrading her Internet service. Fast Internet charges $20 for installation and $50.45 per month. Quick Internet has free installation but charges $52.95 per month.

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]

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

Joanie watched 1 out of three of a movie in the morning