SOLUTION: Eight times the difference of 5 and a number amounts to 144.

Algebra ->  Customizable Word Problem Solvers  -> Numbers -> SOLUTION: Eight times the difference of 5 and a number amounts to 144.      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 1009412: Eight times the difference of 5 and a number amounts to 144.
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
.
x=the number
.
8(5-x)=144 . Divide each side by 8.
5-x=18 . Subtract 5 from both sides.
-x=13 Multiply each side by (-1).
x=-13
ANSWER: The number is negative thirteen.
.
CHECK:
8(5-x)=144
8(5-(-13))=144
8(5+13)=144
8(18)=144
144=144