christiansenmeredith christiansenmeredith

03-09-2021
Mathematics

contestada

The perimeter of the equilateral triangle represented the expression 21x + 15. The perimeter is 78 units. Find the value of x and the length of each side.

Respuesta :

ngulampososplendide ngulampososplendide

06-09-2021

Answer: x=42

Step-by-step explanation:

side1=15

side2=21

side3=42

I think my answer will be helpfull

Answer Link

Otras preguntas

Using the same ratio as before, determine the missing information in the table below.

how do I do this correctly?

National press, literature, and modern Western education have played pivotal roles in fostering the development of nationalism in various societies. The nationa

define electric circuits. what are the essential components required to make an electric circuit?

6. A train accelerates from rest with an acceleration of 4 m/s2 for a time of 20 s. What is the train’s speed at the end of 20 s? (A) 0.25 m/s (B) 4 m/s (C) 2.5

2x-5+x-2=5 what is the value of x

Factor this please and thank you. 18-9w

3) Data for a project come from 30 randomly selected apple trees where each tree was assigned one time to be pruned: early-, mid-, or late- season and then the

pls answer 20 pt reward!!!!

Evaluate the expression -2a+1: 1) a≥2 2) a<1 3) -1 ≤ a <2