Answer:
f = 5/6
Step-by-step explanation:
5(4f + 3) - 2f
= 20f + 15 - 2f
= 18f + 15
18f = 15
f = 15/18
f = 5/6
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
Answer: the answer would be 16 kids walk to school (10 girls and 6 boys)
Step-by-step explanation:
I used desmos online.
(1,-2)
1/4 because 0.25 is the same thing as 25/100. 25/100 simplified is 1/4
