Question

-(a+b)=(-a)+(-b) when a= -3/4 , b= -6/7​

Answer 1

- ( a+ b) = (- a) + (- b)

- ( -3/4 + [- 6/7] )

- ( - 3/4 - 6/7)

- ( [ -21 - 24 ] / 28 )

- ( - 25/ 28 )

25/ 28

Answer 2

Answer:

mate I am not sure about the answer but hope it's correct.