figueroadaisy1ovge0k
figueroadaisy1ovge0k figueroadaisy1ovge0k
  • 19-04-2020
  • Mathematics
contestada

area is 20 square units. the length is 4 more than 3 time the width. find the dimension

Write the formula and answer SHOW ALL WORK!

Respuesta :

raymondraymondmillsm
raymondraymondmillsm raymondraymondmillsm
  • 20-04-2020

starts with 20 smthing x3 +4 =  20 but what is it ???? hmmmm if you think more you can fiqure it out by just finding random numbers so use ur brain i guess???

Answer Link
kenlingdad kenlingdad
  • 20-04-2020

Answer:

width: 2

length: 10

Step-by-step explanation:

L = 3W + 4

A = LW = (3W + 4) x W

  = 3w² +4w

3w² + 4w = 20

3w² + 4w -20 = 0

(w - 2) (3w + 10) = 0

w = 2 or w = - 10/3     (width is positive)  ∴ width = 2

length = 3 x 2 + 4 = 10

Answer Link

Otras preguntas

Suggest reasons for the acceleration in extinction rates in recent decades
How did the arrival of Europeans affect art in the Americas?
Imi puteti face va rog un scurt text ( de aproximativ 4-5 propozitii) despre ursi in limba franceza?
The state of matter that has particles that slide by each other
Explain how multiplying with 6 is like multiplying with 3
What is another word for the central character of a short story? A. antagonist B. protagonist C. stock D. dynamic
What metal is known for its ability to be melted by body heat?
A major objective of both the annapolis convection and the Philadelphia convection was to
Which of the following is used to rank a person socially? A. Hair color B. Occupation C. Food choices D. Size of family
Tina runs _____________________ Andrea does. a. more faster than b.quicker than c.more quickly than d.quickly than