Answer:
The answer is the last one!! 3/14
Step-by-step explanation:
y-y1=m(x-x1)
y-3=5(x+4)
y-3=5x+20
y-5x+3+20=0
y-5x+23=0
i can only help for the second question
2 tons
0.8 x 2.5=