magmagpie22
magmagpie22 magmagpie22
  • 03-12-2018
  • Mathematics
contestada

seven times a number is equal to 12 more that 3 times the number. Find the number

Respuesta :

tonytlan06
tonytlan06 tonytlan06
  • 03-12-2018

Let the number be x.

7x = 3x + 12

Subtract both sides by 3x:

4x = 12

Divide both sides by 4:

x = 3

Answer Link
alihanhaidov alihanhaidov
  • 03-12-2018

Answer:

7n=12>3n

4n=12

n=3

Step-by-step explanation:


Answer Link

Otras preguntas

what is the quotient of 1 and 2/3 divided by 4/5​
The base of a regular pyramid is a hexagon.
Proposed Exercises: Strength and Acceleration in Circular Movement In the situation illustrated below, a 7kg sphere is connected to a rope so that it can rotate
Question 6 of 10 Submit Submit Which of the following was not a conclusion drawn by Arybhata? A) Earth is round B) lunar eclipses occur five t
How to graph the line y=4/3x
The financial statements of Burnaby Mountain Trading Company are shown below. Income Statement 2017 Sales
7. How many amino acids are there? A. Three B. Seven O C. Five O D. Nine Mark for ruin Answer
Researchers recorded that a certain bacteria population declined from 120,000 to 200 in 36 hours. At this rate of decay, how many bacteria will there be in 31 h
Cory earns $9.50 per hour for the first 40 hours he works in a week. For any hours over 40 hours per week, his hourly rate is multiplied by 1.5. How much does h
PLEASE ANSWER QUICKLY ASAP ​