th3r3alna3 th3r3alna3

21-10-2020
Mathematics

contestada

Thirty-one plus three times a number is seventy-six.

Helppp.

Respuesta :

Samson2007 Samson2007

21-10-2020

Answer:

15

Step-by-step explanation:

Pretend a is the number.

We have: 31 + 3a = 76

=> 3a = 76 - 31 = 45

=> a = 45/3

=> a = 15

Answer Link

lithen05 lithen05

21-10-2020

31+3x= 76
-31. -31
3x=45
divide by 3
15x

Answer Link

Otras preguntas

I need help I have no clue on what to do

Which step would best be supported by adding a visual? Using a sharp knife, cut each piece of bread diagonally into two equal pieces. Gather two pieces of bread

What message about courage does Louise Erdrich express in “The Leap”? Write 4-5 sentences.

a school purchsed basketball for $20 each and footballs for $15 each. they a brought a total of 28 for $480 how many of each type did they buy. define yur varai

True or False: Freedom of Speech only covers talking.

A bag contains 2 red marbles, 3 blue marbles and 5 green marbles. If two marbles are drawn out of the bag, what is the probability, to the nearest 10th of a per

Choose the words that describe how these lines are related. Aintersecting lines only B.intersecting and perpendicular lines C. parallel lines

A bookshelf holds 6 different biographies and 5 different mystery novels. How many ways can one book of each type be selected? 11 30 10 20

Mali grew into an economic power because it: O A. united southern and eastern African tribes. B. agreed to make Christianity its state religion. C. controlled t

I’m not sure which is the right