Answer :
Answer:
92 students
Step-by-step explanation:
students are x, chaperones are y
x+y=107
x=7y-13
substitute: (7y-13)+y=107
8y-13=107
8y=120
y=15
substitute: x=7(15)-13
x=105-13
x=92
Answer:
92 students
Step-by-step explanation:
students are x, chaperones are y
x+y=107
x=7y-13
substitute: (7y-13)+y=107
8y-13=107
8y=120
y=15
substitute: x=7(15)-13
x=105-13
x=92