Question

please explain this math​

Answer 1

-1/2

Step-by-step explanation:

2/5*(-3/7)-3/7*3/5-1/14

2/5*(-3/7)+(-3/7)*3/5-1/14. (-3/7 ko comman h isliye)

-3/7(2/5+3/5)-1/14

-3/7*1-1/14

-3/7-1/14

-6-1/14

-7/14

-1/2

that's all

Answer 2

Answer:

The solution is simplified by using brackets