melanysorto46 melanysorto46

24-02-2020
Mathematics

contestada

The length of the side of an equilateral triangle is represented by 2x - 1. If the perimeter of the triangle is 21 what is the value of x

Respuesta :

surjithayer10 surjithayer10

24-02-2020

Answer:

Step-by-step explanation:

3(2x-1)=21

2x-1=7

2x=8

x=4

Answer Link

amna04352 amna04352

24-02-2020

Answer:

4

Step-by-step explanation:

All sides equal

3(2x - 1) = 21

2x - 1 = 7

2x = 8

x = 4

Answer Link

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