Cost = fix cost + hourly cost - discount
Cost = 4* [5 + 4x - 4x(20/100)] = 4*[5 + 4x - 0.8x] = 4*[5 + 3.2x] = 20 + 12.8x
Answer: option B) 12.8x + 20
Answer: in algebra if something = 0 thin it is 1
Step-by-step explanation: please mark brainlyest
The first two are alike because you have to add 3 to each side for everything to come out even.
Answer:
y = -4x
Step-by-step explanation:
y = mx+c
gradient, m
= (4-0)/(-1-0)
= -4
y-intercept, c
= 0
y = -4x+0
y = -4x
48 minus 18=30 percent is the increase in the number of apps on Tan's phone
