You can
put this solution on YOUR website!Leroy's money = x
Donna's money = y
Leroy has $15 less in his pocket than Donna:
x = y - 15
If Donna has $8 more, she would have 4 times as much money as Leroy:
y + 8 = 4x
so, the answer is
b) x = y - 15
y + 8 = 4x