Answer:
7 - (-12) = 7 + 12 = 19
Step-by-step explanation:
- (-12) is a double negative which means that the minus signs cancel out causing it to to be a positive 12
5 is not the answer because 7 + 12 is 19
51. I checked the comments but I still didn't understand it, sorry :/
54.
(43+45+47+49)=184
They are all odd and they are in consecutive order (one after another)
Answer:
Step-by-step explanation:
1,480 is a lot of tiles. Did you mean 80 tiles?
30 cm = 0.3 m
Area of one tile = 0.3² m² = 0.09 m²
Multiply the number of tiles by 0.09 m².
C(8)=29 you have to plug in 8 for n in the equation and solve. Hope this helps!!!