christiansenmeredith
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 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

yanıt yayınları, 8. sınıf 20 dakikada türkçe soru bankası cevap anahtarı
Change the following percentage to fraction[tex]116 \ \frac{2}{3} \%[/tex]​
Factor rise fully 28 x 2 y 2 − 21 x 2 y 3
2. What Volume would a rock fill if it had a Mass of 31.2 g and a Density of 10.4 g/mL?
I looked about me—not far away there was a great, broken god-road, leading north. The towers were high enough, but not so high, and while many of the dead-house
how to divide a polygon into triangles?
What important impact did Clara Barton have on American Society? O A. She was a soldier who fought alongside her husband in the Confederate Army B. She was a Ci
The model represents an equation. -1 x IN Х What value of x makes the equation true? O A. -1 B. 3 D. 7 C. -7
paano hinaharap ng mga isyanoang pagkakaiba-iba na taglay na likas na yaman sa bawat rihiyo sa asya. answer now
Answer two questions about Equations A and B: A. 20 – 1 + 3x = 0 B. 5x – 1= 0 1) How can we get Equation B from Equation A?