SOLUTION: A number, twice that number and one third of that number are added. The result is 20. What is the number?
Algebra.Com
Question 276486: A number, twice that number and one third of that number are added. The result is 20. What is the number?
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
N+2N+N/3=20
(3N+3*2N+N)/3=20
(3N+6N+N)/3=20
10N/3=20
10N=20*3
10N=60
N=60/10
N=6 ANS.
PROOF:
6+2*6+6/3=20
6+12+2=20
20=20
RELATED QUESTIONS
A number, twice that number, and one-third of that number are added. The result is... (answered by Mathtut)
A number, twice that number, and one-third of that number are added. The result is... (answered by JBarnum)
a number, twice that number, and one-third of that number are added. The result is 20.... (answered by stanbon)
I need help! Here is the word problem I need to solve! Thank you in advance!... (answered by scott8148)
Please help : A number twice that number, and one-third of that number are added. the... (answered by ewatrrr)
a number one third of that number and one fourth of that number are added. the result is... (answered by mananth)
a number, one third of that number, and one fourth of that number are added. the result... (answered by mananth)
a number, one fourth of that number, and one third of that number are added. the result... (answered by ankor@dixie-net.com)
A number, half of that number, and one-third of that number are added. The result is 22.... (answered by checkley75)