Question

6. At a firefighters' pancake breakfast, the firefighters served 345 people and raised $1395. If

the cost of a, an adult's ticket to the pancake breakfast, was $5 and the cost of c, a child's
ticket, was $3, what was the number of adult tickets sold?
System:
Matrix:
Number of adult tickets sold:​

Answer 1

130 tickets, $5 each, to attend the firefighters pancake breakfast

Explanation:

c&a=345

a by 5 and c by3=1395

c=345-a

2a+1035=1395

a=260

a=130

130 adults were buying tickets to get through a pancake breakfast