likuhboss1234
likuhboss1234 likuhboss1234
  • 21-03-2018
  • Mathematics
contestada

how do you do this please help me

how do you do this please help me class=

Respuesta :

jndawg04 jndawg04
  • 21-03-2018
Perimeter is the sum of the sides.
4x + 6 +3x + 2 = 57
7x + 8 = 57
7x = 49
x = 7
Answer Link
frika
frika frika
  • 21-09-2018

The perimeter of a triangle is the sum of all sides' lengths.

Thus,

[tex]P=6+4x+(3x+2)=7x+8.[/tex]

Given [tex]P=57\ cm,[/tex] you get

[tex]7x+8=57,\\ \\7x=57-8,\\ \\7x=49,\\ \\x=\dfrac{49}{7},\\ \\x=7\ cm.[/tex]

Answer: x=7 cm.

Answer Link

Otras preguntas

Country mouse lived in a field. A Town mouse friend. One day invited the town mouse for dinner?He___________served________ best berries, nuts and roots ________
Maria invests her $150 for 2 years at 4% per year compound interest. A) Calculate the exact amount Maria has at the end of 2 years. Maria continues to invest he
Why is it necessary to digest corn starch?
A corporation issued 8% bonds with a par value of $1,000,000, receiving a $20,000 premium. On the interest date 5 years later, after the bond interest was paid
A vessel of volume 100ml contains 10% of oxygen and 90% of an unknown gas. The gases diffuses in 86 second through a small hole of vessel.If pure oxygen under s
The diffusion of authority and power throughout several entities in the executive branch and the bureaucracy is called
which were the major crops grown in the colonies that demanded slave labor?
help me, id mark the one that's correct!
if tan=5/12 what is sin​
1. What is the role of sanitation and snails in maintaining​