jessicaneedshelp0
jessicaneedshelp0 jessicaneedshelp0
  • 02-09-2020
  • Mathematics
contestada

A rectangle has length 2x+3 and width 7x+9. Write a polynomial in standard form that represents the perimeter of the rectangle. You MUST combine like terms.

Respuesta :

ksloneee
ksloneee ksloneee
  • 03-09-2020

Answer:

18x+21

Step-by-step explanation:

First multiply each equation by 2 since there is 2 sides for both the length and width.

2(2x+3)   2(7x+9)

4x+3         14x+18    

Then combine like terms

4x+14x       3+18

18x              21

Answer Link

Otras preguntas

Was Brazil was discovered by Columbus true or false
Select all that apply. Mark each statement if it describes a change in historical knowledge based on new discoveries. a. Historians know more about ancient Sume
What is the completed square of x^4 + 7x^2 - 3
Penicillin disrupts bacterial __________.
Penicillin disrupts bacterial __________.
how the citizen can actively participate in the national government
The wind smells slow-and-sour means what?
what has a neck but no head
best advantage of cardiorespiratory fitness a.decrease in fat stores,b.decrease in bone mass,c.decrease in oxygen d.decrease in muscle mass.i picked c not to su
Which sentence has the correct subject-verb agreement? Lightning bolts flash across the sky. Lightning bolts flashes across the sky.