Answer:
Step-by-step explanation:
Answer:
-31
Step-by-step explanation:
a - 8x will change to (-7) - 8(3) = -31
Lol
trouble varies directly as distance
lets say t=trouble and d=distance
t=kd
k is constant
given
when t=20, and d=400
find k
20=400k
divide by 400 both sides
1/20=k
t=(1/20)d
given, d=60
find t
t=(1/20)60
t=60/20
t=3
3 troubles