vasquezarianna53
vasquezarianna53 vasquezarianna53
  • 04-01-2022
  • Mathematics
contestada

A triangle has sides of x + 4, 2x –3, and 12.Find the value of x if its perimeter is 22

Respuesta :

ammuchinnu20082009
ammuchinnu20082009 ammuchinnu20082009
  • 04-01-2022

Answer:

x = 3

Step-by-step explanation:

22-12 = 10

10- 4 = 6

6+ 3 = 9

now there's 3x's left (I added the first x and 2x)

9÷3 = 3

therefore x= 3

Answer Link

Otras preguntas

How did President Nixon's foreign policies ease the tensions of the Cold War?A) Nixon established a military alliance with the Soviet UnionB) Nixon withdrew U.S
One employee of a computer store is paid a base salary of $1,093 a month plus a 7% commission on all sales over $4,890 during the month. How much must the empl
Find the sum of 8, x, minus, 28x−2 and minus, 3, x, squared, minus, 7−3x 2 −7.
What perspective of Earth does the text portray when viewed from space, and how does this perspective affect our understanding of the planet's size and natural
use elimination to find the system x+2y=20 and 2x +y=19
what is this surface area? ( 7th grade level)
Calculate the product and enter it below. -13-(-3) Answer here
Which one of the following is an example of a solid state device:A.Cermet resistorB. Tantalum capacitorC.Silicon diodeD. Vacuum tube
the ratio of the number of boys to the number of girls in a club last year was 4:7.This year,71 new members joined the club, The ratio of the number of boys to
f (x)  =  3e x2 − 4x, 0  ≤  x  ≤  3