lanashanabJHsbd8821 lanashanabJHsbd8821
  • 04-06-2020
  • Mathematics
contestada

I am a three-digit number. My second digit is 4 times bigger than the third digit. My first digit is 3 less than my second digit. Who am I?

Respuesta :

maempress
maempress maempress
  • 05-06-2020

Answer:

285

Step-by-step explanation:

use algebra

third is x

second is 4x

first is 4x-3

x+4x+4x-3

9x-3 = x+x+1+x+2

9x-3=3x+3

12x=6, divide x=2

third is 2, sec is 8, first is 5

Answer Link

Otras preguntas

please help 1 What is true about social change? A All nations change at the same pace. B Social change happens continuously C The united states and Canada have
is the sacrifice involved in making one decision over another.
is it ethical to purchase an item that you have every intention of returning
The organ that stores glycogen that has been converted from glucose is the
I just need the answers on this and a couple other worksheets please.
algebra trig question need help asap number 18
Help! Please! Find the length of the midsegment. 44 22 13 15
Solve the literal equation for y. 2x−4y=20
The red lines represent improvements made to a large structure by the qin dynasty. What was the structure?
Bicarbonate is released into the duodenum during the process of digestion. why?