SOLUTION: if 20 is added to 1/3 of a number the result is 2 times the number. what is the number?
Algebra.Com
Question 323040: if 20 is added to 1/3 of a number the result is 2 times the number. what is the number?
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
20+X/3=2X
2X-X/3=20
(2X*3-X)/3=20
(6X-X)/3=20
5X/3=20
5X=60
X=60/5
X=12 ANS.
PROOF:
20+12/3=2*12
20+4=24
24=24
RELATED QUESTIONS
If 6 is added to a number, the result exceeds two times the number by 1. What is the... (answered by ankor@dixie-net.com)
if 1 is added to six times a number, the result is equal to 2 more than five times... (answered by addingup)
if 3/5 is added to twice the reciprocal of a number, the result is 1. what is the... (answered by nyc_function)
14 Is Added To 2/3 Of A Number. The Result Is 1 Whole Number 1/4 Times. The Original... (answered by josgarithmetic)
if 9 is added to a certain number, the result is 1 less than 3 times the number. what is... (answered by Rockz123)
If 1/5 is added to four times the reciprocal of a number, the result is 1. Find the... (answered by Fombitz)
When a student added 14 to a number, the result is 1/3 of the number. What is the... (answered by stanbon)
If 3/4 is added to three times a number, the result is 1/2 subtracted from twice the... (answered by rfer)
the sum of a number and 1 is doubled and the result is added to 3 times the difference of (answered by Theo)