Respuesta :
Answer: 5 packages
Step-by-step explanation:
let x= number of packages from SQPS
x+5 = number of packages from RE
3(x+5) = number of packages from SD
x + x+5+3(x+5) = 45
x+x+5 + 3x + 15=45
5x + 20 = 45
5x = 25
x=5 packages from SQPS
x+5 = 10 packages from RE
3(x+5) = 30 packages from SD
answer: Send quick 55
Speedee 220
Ralph's 1100
Step-by-step explanation: