Question

sum of two rational nimber is3/5. if one of them is-2/7​

Answer 1

let the other rational number be x.

-2/7 + x = 3/5

x = 3/5 - (-2/7)

3/5 + 2/7

LCM = 35

3×7 + 2×5 /35

21 + 10/35

31/35..

Answer 2

Answer:

31/35

Step-by-step explanation:

Sum of two numbers = 3/5

One number = -2/7

Other number = 3/5 - (-2/7)

                        = 3/5 + 2/7

                        = 21 + 10/35

                        = 31/35