1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Kipish [7]
3 years ago
5

Problem solving your family has a rectangular pool that measures 18 feet by 9 feet. your family wants to put a deck around the p

ool but is not sure how wide to make the deck. determine how wide the deck should be when the total area of the pool and deck is 400 square feet. what is the width of the deck?
Mathematics
1 answer:
tester [92]3 years ago
7 0
Let w be the width of the deck. Then, using the total area, we get:
(9+2w)(18+2w)=400
4w²+54w-238=0
2w²+27w-119=0
(2w-7)(w+17)=0
w=-17 or 7/2
Using the positive value, we get a width of 3&1/2 ft. for the deck
☺☺☺☺
You might be interested in
12,13,14 help please
PSYCHO15rus [73]
12. 15 (3x5x1)
13.  8  (4x2x1)
14. 18 (6x3x1)

Hope this helps! :D
5 0
3 years ago
Read 2 more answers
3. Write three ratios equal to 4/36
tia_tia [17]

{\Huge{\boxed{\mathbb{QUESTION}}}

Write three ratios equal to \frac{4}{36}

{\huge{\boxed{\mathbb{EXPLANATION\:WITH\:REASONING\;}}}

This ratio can be represented as 4:36

_______________________________

{\Huge{\boxed{\mathbb{THE\:RATIOS}}}

_______________________________

  • 1:9
  • 2:18
  • 3:27

_______________________________

{\huge{\boxed{\mathbb{TERMS}}}

Equivalent/Equal ratios<em> - Definition of Equivalent Ratio A ratio can be represented as a fraction. The concept of an equivalent ratio is similar to the concept of equivalent fractions. A ratio that we get either by multiplying or dividing by the same number, other than zero, to the antecedent and the consequent of a ratio is called an equivalent ratio.</em>

6 0
3 years ago
-What is the future value of a $1,000 annuity payment over five years if interest rates are 9 percent?
Flauer [41]

Answer:

9% = 450

10% = 500

8% = 400

Step-by-step explanation:

6 0
3 years ago
a car travels at an average speed of 64 miles per hour. How long does it take to travel in 3 hours and 30 minute
enot [183]

Answer:

4 hours and 30 minutes 288/64 = 4,5

Step-by-step explanation:

4 0
2 years ago
Someone help me please
lina2011 [118]

Answer:

-13, 0.4,7 its the 4th one

Step-by-step explanation:

3 0
3 years ago
Other questions:
  • A sphere has a volume of V=1296in^3. Find its surface area
    8·1 answer
  • Which expression represents the area of the rectangle <br>(2x+7)(4x+5)?
    7·1 answer
  • How much money should be deposited today in an account that earns 7% compounded semiannually so that it will accumulate to $12,0
    5·1 answer
  • Elias scored 32, 75, 79, 81, 84, and 85 on six science tests. Which measure of central tendency best describes his scores?
    8·2 answers
  • (6×5)×_=300 complete the pattern
    6·1 answer
  • Kit bought a soft drink and a sandwich for $9.00. What was the price of each if the sandwich cost 3.5 times as much as the soft
    15·1 answer
  • What system of inequalities is shown in the graph?
    14·1 answer
  • Potato salad cost $1.29 per pound at the deli Counter about how much do you think 4.5 pounds of potato salad will cost
    14·2 answers
  • Illustrate the &lt;PAT and &lt;LAB are vertical angle?​
    15·1 answer
  • Order the values least to greatest
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!