4. Using substitution u = 5^x , or otherwise, solve
5^ 2x+1 = 7(5^x) - 2.

240 seventh graders and two-thirds of the students participate in after-school activities how many students participate in after-school activities

Use corrrct notations to name the sides

Scarlett stopped at a campground along the appalachian trail. the campground had a 12 acre area for tents, divided into 6 equal campsites. scarlett picked one of the sections to pitch her tent. which expression would give you the size of scarlett’s campsite? (more than one answer