Question 1062775
0.25n+0.10(4n-3) = 7.50
0.25n+0.40n-0.30 = 7.50
0.65n = 7.80
n = 12 He has 12 0.25 coins = Php 3
The difference is 0.10 coins:
7.50-3 = 4.50; 4.50/0.10 = 45
He has 12 0.25 coins and 45 0.10 coins