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

Slope of y=3x+4 Y intercept of y=3x+4
According to the chart above, the largest percentage of a person’s carbon footprint comes from: a. Electricity c. Recreation and Leisure b. Food and Drink d. Ga
In the political cartoon, Adolf Hitler is seen as which of the following? A. Attacking the Soviet Union B. Defending Germany C. Partnering with Europe
Determine whether each triangle with sides of given lengths is a right triangle. Justify your answer by using the Pythagorean Theorem. 7 ft, 8 ft, square root o
Which is the graph of y = 2(x - 3)^2+2
Pls help me with this !!
birth control method you would use
What numbers are the arrows pointing to? a) 300 400
Pls answer quick I will name brainliest
okello who is x years old now is 14years older than Nansubuga . in 5 years time he will be twice Nansubuga's age how old is okello now