ilovelizah
ilovelizah ilovelizah
  • 02-12-2016
  • Mathematics
contestada

when a number is decreased by 10% of itself, the result is 171. what is the number?

Respuesta :

bartdrinksmalk
bartdrinksmalk bartdrinksmalk
  • 02-12-2016
For some number [tex]x[/tex], we subtract [tex]0.1x[/tex] and get 171.

So we have:
[tex]x-0.1x=171[/tex]
[tex]\rightarrow 0.9x=171[/tex]
[tex]\rightarrow x=190[/tex]
Answer Link

Otras preguntas

chris wants to order dvds over the internet each dvd costs $14.50 and shopping for the entire order is $7.20 if chris has $100 to spend what is the greatest num
35% is 7 out of what
which of the following is not a step that you should follow before synthesizing your information? a. choosing a limited subject b. posing research questions c.
Describe the key principles of the policy of containment forged by american diplomat George F. Kennan.
Which sentence uses semicolons correctly? Teenagers often attend school, have jobs, and participate in after-school activities; such as sports, theater, and ban
which of the following is a example of parallel lines
which ineqality is true for all values x
Which sentence best describes George Bergeron’s characterization in "Harrison Bergeron"? a. He is a static character, because he has become dehumanized by gover
The muscles in the stomach aid in digestion by __________.
(1) It was December 7, 1941. (2) The freighter Florentine, 320 miles northeast of the Hawaiian Island of Hilo was lumbering along at about 15 knots when the gar