Question

सॉल्व द फॉलोइंग सिमुल्टेनियस इक्वेशन x+y =11; x-y=3​

Answer 1

Answer:

x is 7

y is 4

Step-by-step explanation:

x + y = 11

x = 11 - y --(1)

x - y = 3 ---(2)

put value of x in eq.--(2)

11 - y - y = 3

11 - 2y = 3

2y = 11 - 3

2y = 8

y = 8/2

y =4

put value of y in eq.--(1)

x = 11 - y

x = 11 - 4

x = 7