01-10-2021
Mathematics

contestada

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

Respuesta :

JohnAnkrah JohnAnkrah

01-10-2021

Answer:

1

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

To what extent had the colonists developed a sense of their identity and unity as Americans by the eve of the Revolution?

Find the slope of y=4

what is 40% of $150

Which words in the sentence make up the adverb phrase? When the sun is shining, my family enjoys walking around the neighborhood. A. is shining B. around the ne

How do the monarchies of today differ from those that existed centuries ago?

How can I use United Nations in a sentence??

After the Supreme Court decision of desegregating schools, troops had to be sent to what city to enforce the decision? Little Rock, Arkansas Topeka, Kansas Mobi

What's the best word to describe how electrons relate to two nuclei in a covalent bond

In medieval japan and medieval Europe , the feudal system was dominated by.

a line is represented by the equation 3x+2y=4. what is another way to represent the same line?