lilyhammock28 lilyhammock28

03-03-2021
Mathematics

contestada

what is the value of x if the sides of a equilateral triangle are x+9 , 3x-9 , and 2x

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

03-03-2021

Answer:

x=9

Step-by-step explanation:

The triangle is equilateral which means the sides are equal.

x+9 = 2x

Subtract x from each side

x+9-x = 2x-x

9 =x

Answer Link

Otras preguntas

find the difference: 7 7/8 - 3 1/4

In little Marsden the population is 17 222. The men and women together total 9142 and the women and children together total 13 201. There are ...... Women There

If x^5y^4z^2 <0 , which of the following must be true? I xy <0 II yz <0 III xz <0

The number 6 is halfway between 4.5 and 7.5.Answer the missing numbers below.The number 6 is halfway between 2.8 and .......The number 6 is halfway between -12

Factor completely, the expression: 2x^3-2x^2-12x

In a class of 35 students, 25 girls averaged 92% on the last test, while the 10 boys averaged 85% on the same test. What is the average for the entire class on

Why does a pendulum eventually stop swinging?

what describes the solvent in any solution

What are three interesting facts about Susan B. Anthony's childhood ?

A pack of 9 toilet rolls costs £4.23 A pack of 4 toilet rolls costs £1.96 Which pack gives the better value for money? You must show all your working.