Respuesta :

Answer:

£70

Step-by-step explanation:

y×0.8=56

56/0.8= 70

70×0.8=56

you're just reversing the discount :)

Answer:

70

Step-by-step explanation:

56/4=14

14=20%

56+14=70 was original price

and you can check work by multiplying 70 by .8 which gets 56