Question

i. (-8) + (-9) + 18 + (-11) simplify the following ​

Answer 1

Answer:

-10

Step-by-step explanation:

(-8)+(-9)+18+(-11)

= -8-9+18-11

= -8-9-11+18

= -17-11+18

= -28+18

= -10

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Answer 2

Answer:

(-8)+(-9)+18+(-11)

=-8-9+18-11

=-17+7

=-10

Step-by-step explanation:

we know that,

+-=-

--=+

++=+

-+=-