Question

what should be added to (1/5+1/7) yo get 1​

Answer 1

Step-by-step explanation:

let the number that is added be x

1/5+1/7+x=1

LCM=35

(7+5+35x)/35=1

12+35x=35*1

35x=35-12

x=23/35

Hope it helps you