y=400+50x
y=300+25x
Step-by-step explanation:
x is the number of minutes and y is the total cost
Answer: $382.50 but if rounding up then it’ll be $383.00
55 % I think just subtract 100%-45%
Answer:
A) p=12
B)p=1
C)
Step-by-step explanation:
a)
2/3(90)=5p
60=5p
5p=60
p=60/5
p=12
b)
14p-17=-3
14p=-3+17
14p=14
p=1
c)
2p+4=3/2b
2(2)+4=3/2b
4+4=3/2b
8=3/2b
3/2b=8
3b=8×2
3b=16
b=16/3
(not sure but I tried haha)
Answer:
c
Step-by-step explanation:
because you add up all the days then you get the total