Question

Help me to find the sum​

Answer 1

Step-by-step explanation:

x-4/7-x+4/5=x+3/7

x-4/7-x+3/7=x+4/5

-7/7=x+4/5

-1=x+4/5

-5=x+4

x=-9

Answer 2

hope this hlp..........