Students in grades 6, 7, and 8 sold a total of 320 concert tickets. Grade 6 students sold x tickets. Grade 7 students sold y tickets and Grade 8 students sold z tickets.

Use the equation x + y + z = 320 to find x, the number of tickets that were sold by Grade 6 students.

Question

Students in grades 6, 7, and 8 sold a total of 320 concert tickets. Grade 6 students sold x tickets. Grade 7 students sold y tickets and Grade 8 students sold z tickets. 

Use the equation x + y + z = 320 to find x, the number of tickets that were sold by Grade 6 students.

thefurball · Answer

There isn't enough information here to solve the problem. The closest you can get is$$x = 320-y-z$$

ineedhelpfast12 · Answer

can you not just divide 320 by 3?