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
larisa86 [58]
4 years ago
7

The length of a sandbox is 8 feet more than its width. The area is 20 square feet. Find the length and width of the sandbox. Sol

ve algbraically
Mathematics
1 answer:
GarryVolchara [31]4 years ago
3 0
Let the width be x.
width = x
length = x + 8

The area is 20 ft²
x(x + 8) = 20
x² + 8x = 20
x² + 8x - 20 = 0
(x + 10) (x - 2) = 0
x = -10 (rejected) or x = 2

Width = x = 2 ft
Length = x + 8 = 2 + 8 = 10 ft

Answer: The width is 2 ft and the length is 10ft.


You might be interested in
A rectangle that is 2 inches by 3 inches has been scaled by a factor of 7 if you want to cooy back to its original size by what
slamgirl [31]

Answer:

1/7

Step-by-step explanation:

Given that:

Using a scale factor of 7 ; the dimension of a rectangle is : 2 inches by 3 inches

In other to obtain the original size of the rectangle, all that is needed is to multiply the sacl d dimension by the reciprocal of the initi. Scale factor used, that is 1 / 7

This gives :

(2 inches by 3 inches) * 1/7

2/7 inches by 3/7 inches

Hence, required scale factor is 1/ 7

3 0
3 years ago
Crystal earns $4.00 per hour mowing lawns. how much does crystal earn if she works 2 hours and 30 minutes?
zlopas [31]
10 dollars i got this by finding 4 times 2 is 8 and half of 4 is 2 so it is exactly 10 dollars
7 0
4 years ago
Only blue and white vans are made at a factory. The ratio of the number of blue vans to the number of white vans is 4 : 3 write
amid [387]

Answer:

4/7

Step-by-step explanation:

Number of Blue vans = 4

Number of white vans = 3

Total number of vans = Number of Blue vans + Number of white vans

= 4 + 3

= 7 vans

Number of blue vans : Number of white vans = 4 : 3

Fraction of vans that are blue = Number of Blue vans / Total number of vans

= 4 / 7

Fraction of vans that are blue = 4/7

7 0
3 years ago
How many centimetres is 0.7 inches? Round to the nearest tenth.
wlad13 [49]

it is 1.8 centimeters

7 0
2 years ago
Help agaianannaannananana
lora16 [44]
For an inverse function, switch the x and the y.
If for function f(x), ordered pair (7, 2) is a solution,
then for the inverse of function f(x), (2, 7) is a solution.

Answer: C. (2, 7)
8 0
3 years ago
Other questions:
  • What is the value of the expression shown below?
    11·2 answers
  • Suppose tortilla Chips cost 25.5 cents per ounce. What would a bag of chips cost if it contained 23oz?
    15·1 answer
  • What does statistical variability mean and give me an example of one?<br><br> PLZ HELP ME
    9·1 answer
  • Determine which situation(s) best describes operations with the numbers 4.58 and -0.145. Select all situations that apply.
    6·1 answer
  • The box plot shows the total amount of time, in minutes, the students of a class spend studying each day: A box plot is titled D
    11·1 answer
  • Simplify.<br> 14+{-2+3 [1 +3(-6 – 2)]}
    8·1 answer
  • Can you please help me with this???
    6·1 answer
  • What is The value of ...
    12·1 answer
  • Can you guys help me please<br><br>QUICKLY
    14·2 answers
  • ANS WER AS SOON AS POSSIBLE <br> AND I WILL MARK U AS BRAINLIST
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!