lilbeanny lilbeanny

19-05-2021
Mathematics

contestada

(07.05)

What is the value of n in the equation 3n + 2(n + 2) = 9n + 12? (4 points)

a. −4
b. −2
c. 2
d. 4
Can someone please give me a step by step I am really struggling <3

Respuesta :

hikaricyx hikaricyx

19-05-2021

Answer: n = -2

Step-by-step explanation:

3n +2(n + 2) = 9n + 12

(simplify 2(n + 2)) =

3n + 2n + 4 = 9n + 12

(subtract 9n from both sides)

3n + 2n - 9n + 4 = 12

-4n + 4 = 12

(subtract 4 from both sides)

-4n = 8

(divide -4 from both sides)

n = -2

Answer Link

ACCESS MORE ACCESS MORE ACCESS MORE ACCESS MORE

Otras preguntas

What are the restrictions placed upon congress power to legislate?

The president had not known about the break-in, but within a few days Nixondiscussed with his top advisers about what to do. The president and his advisersworri

Please help! The area of a square can be found using the equation A = s², where A is the area and s is the measure of one side of the square. Match the equation

What happens to the air as it reaches earth’s highest atmosphere A : it has less turbulence. B: it has m

How many Coronavirus strains are in the World and tell me 3 Names of the strains

What was one reason that the Radical Republicans in Congress opposed President Andrew Johnson’s Reconstruction plan? A. It did not require the Southern states

How did views about a women in the work place change

Please help me! THis is due tommorrow at 7!!!

Ok so i am making a summer bucket list i know its very chessy but i nned to make a title for my english class so helpme on this Summer Of ______ Fill it in

Calculate the volume of the solid. Round answer to the nearest hundredth.