Question

2 / 5 x - 5 / 2 x = 1 / 10
​

Answer 1

Step-by-step explanation:

4x-25x=1

-21x=1

x=-1/21 OK friend

Answer 2

Answer:

answer

4x-25x/10 = 1/10

-21x= 1/10×10

x = -1/21

hope this helps you..