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

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

Determine which ordered pair is a solution of Y equals 8X

A cell is arrested during mitosis. at this stage, distinct chromosomes are aligned along the center of the cell. which stage of mitosis does this describe?

is the end of soccer season all the equipment at the sports table is on sale for 20% off how do you find 20% of the regular price what would you do with this am

I guess I should have known not to adopt a hedgehog. At the time, though, it seemed like such a good idea. From what point of view is this story told? Questio

What type of plate boundary would be found along the coast line near Japan's volcanic mountain ranges

A science test, which is worth 100 points, consists of 24 questions. Each question is worth either 3 points or 5 points. If x is the number of 3-point questions

A video game store allows customers to rent games for $4.75 each. Customers can also buys a membership for $54 annually, and video games would only cost $2.50 e

How to find a limit

What type of established church did Rhode Island support? A. a Puritan church that had no ties to the Church of England B. a church that allowed all Rhode Islan

What is thought to cause the dispersion forces?