Question

PLEASE ANSWER CLEAR IN STEP BY TELLING WHICH PROPERTY YOU ARE USING CHALLENGE TO BRAINLLY​

Answer 1

Answer:

-43/70

Step-by-step explanation:

Hope it is helpful for you

Answer 2

Answer:

70

2/5×-3/7-1/14-3/7×3/5

14-15/35-1/14-21+15/35 ( cross multiple on

2/5×-3/7=14-15/35,

-3/7×3/5=-21+15/35)

14-15/35-1/14-21+15/35

-1/35-1/14-6/35

(-14-35)-(-35-84) ( cross multiple)

-49 + 35 + 84 (multiple with symbol)

-49 + 119

70