Jacobwavyyy Jacobwavyyy
  • 22-09-2020
  • Mathematics
contestada

The area of a rectangle is x 2 – 3x – 28. If the

length is x + 4, find the width.

Respuesta :

nanayaamisaah nanayaamisaah
  • 22-09-2020

Answer:

-4 square units

Step-by-step explanation:

a = l × b

x2 - 3x - 28 = (x +4)(×)

x2 - 3x - 28 = x2 + 4x

-3x - 28 - 4x = 0

-7x - 28 = 0

-7x = 28

x = -4

Answer Link

Otras preguntas

If sin α = 12/13 , and cosα = 5/13 , then tanα =? It would be great if you could add a few words of explanation
Search engines enable you to:A. talk to people via the computer.B. locate Web pages related to a specific subject.C. connect to a better ISP.D. find and replace
what is the answer of 9m-14= -8
A model is made of a car. The car is 8 feet long and the model is 10 inches long. What is the ratio of the length of the car to the length of the model?
is burrow a first or second accented syllable word
What is domain and range
What is 451.568 rounded to the tenths place.
Interjections are used most commonly in:A. speech.B. business letters.C. formal reports.D. memosCan someone explain this one for me?
The length of a rectangle is 7 inches and the width is 2 inches. What is the ratio, using whole numbers, of the length to the width?
How did Jefferson contradict himself?