9. You and two friends buys snacks for a field trip. You spend a total or $8, Jeff spends a total of $9 and Curtis spends a total of $9. The table shows the amounts of mixed nuts, granola and dried fruit that each person purchased. What is the price per pound of each type of snack?(YOU DO NOT NEED TO SOLVE. JUST GIVE THE SYSTEM OF EQUATIONS YOU WOULD USE TO SOLVE THIS)​

What can each term of the equation be multiplied by to eliminate the fractions before solving? x – + 2x = + x 2 6 10 12

3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.

Can someone explain to me how to do