bxbyari
bxbyari bxbyari
  • 19-04-2018
  • Mathematics
contestada

^^what is the answer^^

what is the answer class=

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riyanandola
riyanandola riyanandola
  • 19-04-2018
(+2) (+2)=
(+2) (-2)=
(-2) (-2)
4. Divide
+2/+2
+2/-2
-2/2
5. (-10) + (-20) =
(+10) + (-20)=
6. (-20) - (30)=
(-20) - (+30)=
(+20) - (-30)=
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