Answer:
4½ km
Step-by-step explanation:
2 cm= 1 km
1 cm= ½ km
4cm×2km = 8cm
8 cm (4 km) + 1 cm (½ km) = 9 cm
9 cm/ 4 ½ km
One fifth of 25 people is 5 people. 25 - 5 = 20.
Answer:
are you looking for the substiution
Step-by-step explanation:
F(x , y) = x + y - xy, D is the closed triangular region with vertices (0, 0), (0 , 2) , and (4 , 0)
I think it's 7/9 .. try it
