Question

Find two numbers if their sum is 6.1 and their difference is 1.6

Answer 1

x+y = 6.1

x-y = 1.6

2x = 7.7

x = 7.7/2

x = 3.85

3.85 +y = 6.1

y = 6.1-3.85

y = 2.25

2.25 & 3.85