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
Vikki [24]
3 years ago
10

A sheet of metal is 9 inches longer than it is wide, and its total area is 252 square inches. Find the dimensions of the sheet o

f metal.
If w represents the width of the metal sheet, which of the following equations is a model for the given word problem?


A.
(3, –7)
B.
(–2, 7) and (3, –3)
C.
(3, 3)
D.
(2, 7) and (3, 9)
Mathematics
1 answer:
erastova [34]3 years ago
7 0
(9+w)w=252 or w(w+9)=252.
The quadratic equation applies: w²+9w-252=0=(w+21)(w-12), so w=12, because a negative zero is meaningless.
So the dimensions are width=12 in and length=21 in.
You might be interested in
Find the Surface Area of the right triangular prism.
Elis [28]
It’s always gonna be 60 Units this is just an known fact
8 0
2 years ago
Suki is making lemonade to bring to the beach. She has two containers. One holds one gallon and the other holds 7 quarts. If she
Alex73 [517]

Answer:

40 cups

Step-by-step explanation:

7 0
3 years ago
In AABC, the measure of ZC=90°, the measure of ZA=63°, and AB = 35 feet. Find the
irinina [24]

Answer:

40 feet

Step-by-step explanation:

bfhfbdjfbfufbfufbfhdjfhfbfudbdvdvdvdhdhdhdhdhdhdudbfufhf

8 0
3 years ago
Which rate describes a unit price
egoroff_w [7]

Answer:

$0.35 per minute

Step-by-step explanation:

Rate in terms of unit price is something made in 1 unit (seconds, cups, minutes etc.)

per minute refers to<em> per 1 minute</em>

3 0
3 years ago
Read 2 more answers
What is 5 divided by 8,350 (long division)
lesantik [10]

Answer:

0.625

the pictures I attached are the work. the pictures are in order from 1 to 5 in red.

5 0
3 years ago
Other questions:
  • Bianca puts $10 in a savings account each month and an extra $20 when she receives money for her birthda If her birthday was thi
    14·1 answer
  • Use the substitution method to solve these simultaneous equations.
    9·1 answer
  • What is the answer for this equation-18-6k=(1+3k)
    13·1 answer
  • Rubber rabbitbrush plants display heritable variation in plant height and insect-induced gall formation. In a field study, resea
    12·1 answer
  • Kathleen bought candy at the movie theater for her friends. She bought 4 1/2 pounds of candy for 3 friends to share. How many po
    10·1 answer
  • Simplify 16^x+1 +20(4^2x)/2^x-3 8^x+2
    10·1 answer
  • Norman is a sunflower farmer. He uses a plot of
    5·1 answer
  • Can someone help me with this pls​
    6·1 answer
  • A type of plant is introduced into an ecosystem and quickly begins to take over. A scientist counts the number of plants after m
    11·1 answer
  • Anne is visiting a friend who lives 18.5 km away. She travels 10 km by
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!