An exterminator charges $80 to visit a home and $35 to spray each room. If the total bill was $395, how many rooms were sprayed? (Use a variable)

Answers

Answer 1

Answer: 9 rooms were sprayed. 395=80+35X

Related Questions

Eric and Charles are on their high school track and field team. Eric is participating in hurdles and the javelin. For every 5 hours that Eric spends practicing hurdles, he practices the javelin for 1.5 hours. Charles is participating in a relay race and the javelin. For every 5 hours that Charles spends practicing for the relay race, he practices the javelin for 2.5 hours.If Eric practiced hurdles for 15 hours last week, and Eric and Charles practiced javelin for the same amount of time, then how long did Charles practice for the relay race last week?A. 7.5 hoursB. 4.5 hoursC. 9 hoursD. 18 hoursReset Submit
What number is one fourth of 360?
Solve and model 7/10-3/10
spherical water storage tank has a radius of 10 ft. a cubic foot of water is about 7.5 gallons. How many gallons of water will the tank hold?
ΔABC is similar to ΔDEF. The ratio of the perimeter of ΔABC to the perimeter of ΔDEF is 2 : 11. If the longest side of ΔABC measures 15 units, what is the length of the longest side of ΔDEF?

A 15
B 20
C 22
D 24
Giving brainliest answer

Answers

Answer: C. 22

Step-by-step explanation: I had this question on a test I took. I hope I have helped.

Which ratio is equivalent to 150:63?

21:50
50:7
75:21
50:21

Answers

Answer:

50:21

Step-by-step explanation:

150:63

Divide both by 3:

150/3 = 50

63/3 = 21

so 50:21 is the correct answer (last option)

(Note that the first option is WRONG bc it's reversing the order.)

The table lists the number of pitches seen by a player in 6 games. What is the mean of the data

Answers

The mean is the average of the numbers: a calculated "central" value of a set of numbers. To calculate: Just add up all the numbers, then divide by how many numbers there are

A_____________ is the numerical factor of a multiplication expression like 3x.

Answers

The numerical factor of a multiplication expression like 3x is calied a coefﬁcient

If 18 is 45% of a value, what is that value

Answers

45% of 40 =18 so the answer would be 40.

the most popular pizza at pavones pizza is the 10 inche personal pizza with one topping what is the area of a pizza with a diameter of 10 inches (area of circle)

Answers

diameter/2=radius
area=pir^2

d=10
d/2=10/2=5=r
area=pi5^2
area=pi25
area=25pi in^2
if you want
aprox pi=3.141529
area=78.5398 in^2
round if nececary

78.54in^3

A=1/2pid^2<---------------Formula

Always you the formula

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On a Saturday a library check out 66 books and if 18 of the books were fiction what is the ratio of nonfiction books to fiction books checked out

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To get to your school, 2/5 of the students walk, 1/3 of the students ride the bus, and the rest come in cars. How many students come to school in cars?