Question

x + y = 5.5
x - y = 0.9​

Answer 1

Step-by-step explanation:

x + y = 5.5 ----------(1)

x - y = 0.9 -----------(2)

..............................

2x = 6.4

..............................

2x = 6.4

x = 6.4/2 = 3.2

now get the value of 'y'

from equation ( 1 )

x + y = 5.5

3.2 + y = 5.5

y = 5.5 - 3.2

y = 2.3

Answer 2

Answer:

hope it helps you please mark me brainlist