Consider the expressions (3m+2n-6) and (-4-6m+7n) Which expression shown equivalent to the sum of the two original expression written in standard form? A) -3m+9n-10

B) 10m-4n-10

C) -4mn

D) 9n-3m+10​

An angle that measures between 90 and 180° is called a(,

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]

Traffic on saturday, it took ms. torres 24 minutes to drive 20 miles from her home to her office. during friday's rush hour, it took 75 minutes to drive the same distance. a. what was ms. torres's average speed in miles per hour on saturday? b. what was her average speed in miles per hour on friday?