Suppose it takes John seven minutes to run 1 mile. How long would it take him to run 3 km?

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]

Which of the following are accepted without proof in a logical system? check all that apply.

If you answer 2+2 you will get over 80 points