Complete the following tasks for this equation: = -2.15.solution: b/7.8 = -2.15a. Give an estimate for the solution. Be sure to explain how you arrived at the estimate, either by showing an equation or in words. b. Solve the equation. Show or explain your work. c. Compared to your estimate, is your answer reasonable? Explain your answer in complete sentences.

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?