SOLUTION: 3 times the difference of a number and 8 is 7 less than a number
Algebra.Com
Question 1064446: 3 times the difference of a number and 8 is 7 less than a number
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
3 times the difference of a number and 8 is 7 less than a number
-----------
n is a number.
difference = |n - 8|
3*|n-8| = n-7
---
Case 1
3n-24 = n-7
2n = 17
n = 8.5
----
Case 2
24-3n = n-7
31 = 4n
n = 7.75
========================
Notice the difference can be either n-8 or 8-n.
RELATED QUESTIONS
Three times the difference of a number and seven is
one less than twice the number. (answered by jim_thompson5910)
two positive numbers have a difference of 8. larger number is 2 less than 3 times the... (answered by mananth)
The sum of four times a number and 7 is less than 3 times that number
(answered by ikleyn,josgarithmetic)
six times the difference of a number and eight is fourteen less than the... (answered by EdenWolf)
four times the difference of a number and six is five less than the... (answered by math_tutor2020)
what is the difference between a number and 2. 7 more than twice y 4 less. than five... (answered by stanbon)
three times the sum of a number and 3 is 15 less than the number times 7. Find the... (answered by rfer,macston)
Five times the difference of a number and three is four less than four times the number.... (answered by farohw)
5 times the difference of a number and 3 is 4 less than four times the number. What is... (answered by mananth)