Alan's Auto Wash had revenues of $18 from 3 customers. In all, how many customers does Alan's Auto Wash need to serve in order to have a total of $42 in revenue? Assume the relationship is
directly proportional.

7 customers

Step-by-step explanation:

Alan's Auto Wash

18/3=6

42/6=7

The answer is 7 because it is 6 dollars for one car wash.

7 customers

Step-by-step explanation:

please let me know if you would like an explanation.

-7

step-by-step explanation:

x^2 + 18x + 74 = (x + 9)^2 - 81 + 74

= (x + 9)^2 - 7.

so q = -7.

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: