Question

Plss solve it its urgent the right ans will be marked brainliest

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

Step-by-step explanation:

First of all find the HCF of 56 and 72

That is 56 = 2*2*2*7

72 = 2*2*2*3*3

The common factor is 8

Now,

D = 56x + 72y

8 = 8 ( 7x + 9y )

That is. 1 = 7x + 9y