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

What is the prefix of active
In a parallelogram, one angle is 9 times the size of another. Find the measures of the angles.
Which of the following 19th-century figures is known for opening Japan to U.S. trade? A)Franklin D. Roosevelt B)Francis Xavier C)Matthew Perry D)Sato Eisaku
which statement describes every number that is a solution to the inequality 6t > 48? A) It has a value greater than 8 B) It has a value less than 8 C) It has
what years did the cattle drives take place from
Are many valuable minerals found in or near areas of volcanic activity and mountain building?
what is the largest prime factor of 34
determine a relationship between the x- and y- values. write an equation. x =1 2 3 4 y = 4 5 6 7
Divide and express the result in standard form. 8/7-i
PLEASE HELP IS THE OLD YELLER !!!!!!!!!!!! When does Mrs. Coates first demonstrate that she recognizes Travis is taking on his father's role? A. when Travis go