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

Silver birds in An endless sky, Clouds of pink and gold. These lines are an example of what term? A.
$4,000 cost is what percent (%) of $6,000 sales price?
A tuna fish body is streamlined to reduce friction. Which describes the type of friction the fish must overcome?
11. A. 12 min B. 5 min C. 20 min D. ....
What four programs are included in the Social Security Bill ?
Choose the correct pronoun case. 1.) Did you go to the movies with (he, him) last night? 2.) Everyone should take (his or her. their) jacket to the game. (20 PO
state the role in the menstrual cycle of the following hormones, FSH, LH, estrogen and progesterone
Which is a major reason that the United States has become more involved in international affairs?
how are lab reports used to record the steps of a scientific investigation?
Please state the missing reasons.