Question

3. Solve the following system of equations.

5x- y+ z= -4

2x+ 2y-3z= -6

x-3y+ 2z= 0

Select the correct choice below:

A. There is one solution. The solution is (     ).

B. There are infinitely many solutions. The solutions (   ,z)

C. There is no solution.

4. The total number of​ restaurant-purchased meals that the average person will eat in a​ restaurant, in a​ car, or at home in a year is 150. The total number of these meals eaten in a car or at home exceeds the number eaten in a restaurant by 12. Ten more​ restaurant-purchased meals will be eaten in a restaurant than at home. Find the number of​ restaurant-purchased meals eaten in a​ restaurant, the number eaten in a​ car, and the number eaten at home.

     of the​ restaurant-purchased meals will be eaten in a restaurant.

Answer 1