Question

plz tell me the steps too ​

Answer 1

Step-by-step explanation:

-1 + (5/6 + -2/3 ) = (-1 +5/6) + -2/3

-1 + ( 15 -12/18 ) = (-6 + 5 /6) + -2/3

-1 + 13/18 = -1/6 - 2/3

-18 +13 /18 = -3 -12 / 18

-15 /18 = -15 /18

associativity of addition us

a*(b*c)= (a*b)*c

Answer 2

Answer:

I don't know the answer 1903