Mark points (0,0), (-1,-1), (1,-1), (-2,-4), (2,-4)
2000 + 1500g ≤ 15000
1500g ≤ 15000 - 2000
1500g ≤ 13000
g ≤ 13000/1500
g ≤ 8 2/3
Therefore, the crane can safely lift a maximum of 8 2/3 cubic meters of gravel.
Answer:
(9,9)
Step-by-step explanation:
Answer:
x=4
Step-by-step explanation:
4^2=16
16+5=21