iamloyal3915 iamloyal3915

16-09-2017
Mathematics

contestada

The perimeter of a rectangle is 56 m. the length is 4 m more than three times the width. find the length and the width of the rectangle.

Respuesta :

janetvr23 janetvr23

16-09-2017

width=x
length= 3x+4
perimeter= 56

To find the perimeter you have to add all the sides
So it will look like this:

x+(3x+4)+x+(3x+4)=56
8x+8=56
8x=56-8
8x=48
x=48/8
x=6

The width is 6 m long
calculate length 3(6) + 4
The length is 22 m long

Answer Link

Otras preguntas

Last week, you finished Level 2 of a video game in 32 minutes. Today, you finish Level 2 in 28 minutes. Is the percent of change an increase or a decrease? Incr

Does anyone have any tips on remembering words for a spelling bee?

The volume of a gas is reduced when the temperature is decreased

Use a normal approximation to find the probability of the indicated number of voters. In this case assume that 150 eligible voters aged 18-24 are randomly selec

In general, the "Y" sex chromosome does not appear to exert as much genetic influence as the "X" chromosome. True or False

What besides words can connect people of different generations?

Telling people that you lost your uncle because another person was driving drunk is an example of trying to persuade the people by using A) facts B) trust C)

Briefly describe hoopers character as revealed

Based on the information in the table shown, which statement describes what a chemist would find if she analyzed a large piece of pure nickel?

If the RNA molecule in a human has the nucleotide sequence of GUU, this would indicate that the amino acid valine would be needed to make the protein. How woul