vievy vievy
  • 01-10-2021
  • Mathematics
contestada

Find the value of x if the arithmetic mean of 3 and 3x+5 is 8?

Respuesta :

JohnAnkrah
JohnAnkrah JohnAnkrah
  • 01-10-2021

Answer:

3x

Step-by-step explanation:

3x+5=8

Group like terms

3x=8-5

3x=3

Divide both side by the co-efficient of x which is 3

3x/3=3/3

x=1

Answer Link

Otras preguntas

Estimate 58.707+46.72 by first rounding each number to the nearest whole number. Please help, would really appreciate it.
Which is a complete sentence? A car, careening around the curve and blasting past several cyclists on foot. The road winding steeply up the treacherous mou
what system of government do the regional governments tell the central government what to do
how do you say you are my sister and i love you in italino
What grows inside a pine cone? Gametophytes Flagellated Sperm Sporophytes Antheres
Science help plz! Giving brainlist :D
To reach her friend’s house, Samantha has to drive 9 miles north, turn left and drive 3 miles west, and then finally take another left and drive 3 miles south.
Explain how the allele for sickle cell disease, which is a harmful allele when a person is homozygous, can be beneficial when a person is heterozygous.
LITERaTURE HELP !!! 10 Points !!!
This table shows the number of cats and the number of dogs kept as pets in five different towns. What can you tell from this table? Town Number of Cats Number o