Respuesta :

chewhiuyonowuwox
Let the cost of soap be x,
cost of razors = x + 2.5
total cost = 2x + 2.5
2x + 2.5 = 5.5
2x = 3
x = 1.5
cost of razors = 1.5 + 2.5
= 4

The cost of the packet of razors and bar of soap is £4.00 and £1.50 respectively.
R+s=5.5
R-s=2.5
Adding both
2r=8
R=4
S=5.5-4=1.5

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