In triangle abc, the sides are ac=bc=8 inches and ab=4. find the angles

Perform the indicated operation. 8/a - 6/a + 7/a

What is the solution of log2  (3x  -  7)  =  3? 4 5

Renee hiked for 6 3 /4 miles. after resting, renee hiked back along the same route for 5 1 /4 miles. how many more miles does renee need to hike to return to the place where she started? represent your answer as a simplified mixed number, if necessary.