bencastrosobero2018 bencastrosobero2018
  • 25-10-2018
  • Mathematics
contestada

The flat screen television has the length of 2x and the width of 3x+2. What is x if the perimeter is 74 inches?

Respuesta :

3010608 3010608
  • 25-10-2018

Answer:


Step-by-step explanation:

length : 2x


width : 3x+2


Perimeter = 2(l+w)


substitute in knowns


74 = 2(2x+3x+2)


combine like terms


74 = 2(5x+2)


distribute


74 = 10x+4


subtract 4 from each  side


70 = 10x


divide by 10


x=7


Answer x=10




Answer Link

Otras preguntas

What is 18.5 divide 100?
which of the following events happens first in the development of a new organism
What is direct variation?
why was early society in japan isolated
Which characteristic is seen on maps of very large areas? A. Lines of latitude and longitude are not useful for measuring distances. B. Regions near the equa
Prospective small business owners can best attract investors by A. creating a thorough business plan. B. mounting an expensive advertising campaign. C. select
Which parts of the body act as levers? a. muscles b. joints c. bones d. veins
Subtract The Fractions And Simplify The Answer 7 8/9 - 5 3/5
relate the role of macromolecules to body
Which of the following pieces of legislation made discrimination on the grounds of race, color, religion, or national origin illegal? A.the Civil Rights Act B.