Solve each linear equation by subsitution or elimination
4x-y=-1
2x+y=7

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

Answer question above and explain each step : )

Fabian harvests 10 pounds of tomatoes from his garden. he needs 225 pounds to make a batch of soup. if he sets aside 2.8 pounds of tomatoes to make spaghetti sauce, how many batches of soup can fabian make?