Question

which is greater?
I) (-9)+(-9)or(-9)-(-9)
II) (-18)+(+18)or(18)-(-18)
III) (+27)-(+27)or(-27)+(-27)​

Answer 1

Here is the answer

Hope it helps you

Answer 2

Answer:

1. (-9)-(-9)

2.(18)-(-18)

3. (+27)-(+27)

Step-by-step explanation:

1. (-9)+(-9) = -18

and (-9)-(-9) = 0

as 0>-18

(-9)-(-9)>(-9)+(-9)

2. (-18)+(18)= 0

and (18)-(-18) =36

as 0<36

(18)-(-18)>(-18)+(18)

3.

(+27)-(+27)=0

and (-27)+(-27)= -54

as 0>-54

(+27)-(+27)>(-27)+(-27)