Take to total number of people attending and subtract the number of adults. The remainder are the children
2,451 - 745 = 1,706
6k+10.5=3k+12
-10.5 -10.5
6k=3k+1.5
-3k -3k
3k=1.5
Answer: the awnser to this problem is 38.5 sq. units
Step-by-step explanation:
