Question

iii) x - 4y = 2
2x - 7y = 5​

Answer 1

Step-by-step explanation:

answered and explained

Answer 2

Answer:

x-4y=2

x=2+4y....(1)

2x-7y=5

or, 2(2+4y)-7y=5

or,4+8y-7y=5

or,4+y=5

or,4=5 -y

or,4-5=-y

or,-1= -y

y=1