3x
What is the domain of f(x)=
x-1?
all real numbers
all nonzero numbers
all real numbers except 1
all real numbers except 3

8+10

step-by-step explanation:

you multiply 4 by 2 and 5 by 2

5

10

15

20

25

30

35

40

45

50

55

let y equal to

the total fare and x is the mile of taxi ride. so the equation is

y = 0.55x + 1.75

since susie has

$10 to spend for a taxi cab, so he can have

10 = 0.55x +

1.75

x = 15 miles of

taxi ride

so the system of

inequality is

10 < 0.55x +

1.75

x > 2