Question

(-8)+(-9)+and (-9)+(-8)​

Answer 1

Step-by-step explanation:

(-8)+(-9) ... LHS

(-8)-9

-17

(-9)+(-8) ...RHS

(-9)-8

-17

(-8)+(-9)+(-9)+(-8) ...(community property)

-17 +(-17)

-17-17

-34

Answer 2

Answer:

(-8)+(-9)=-8-9= -17and (-9)+(-8)= -17

=-17-17=-36ans proved