Seudónimo Seudónimo

02-12-2014
Mathematics

contestada

Sum of 3 numbers is 133. Third number is 3 times the first. Second number is 8 more than the first. What are the numbers?

Respuesta :

02-12-2014

[tex]x,y,z-\ three\ numbers\\\\ z=3x\\ y=x+8\\\\\ x+z+y=133\\ x+3x+x+8=133\\ 5x+8=133\ \ | subtract\ 8\\5x=125\ \ | divide\ by\ 5\\ x=25\\\\ Numbers\ are:\ 25,33,75.[/tex]

Answer Link

Otras preguntas

Este examen no __ dificil. A. Estan B. Es C. Esta D. Eres

A bag contains 4 green marbles and 5 white marbles. Suppose a marble is randomly selected. What are the odds in favor of picking a white marble ? A. 4 to 5 B. 4

In a statistics class there are 11 juniors and 6 seniors; 2 of the seniors are females; 6 of the juniors are males. if a student is selected at random, what is

Melanie’s bedroom walls are 45% painted. The area of her walls totals 420 square feet. What is the number of square feet of Melanie’s walls that still need to b

When are tides highest? a. during the moon’s first quarter phase b. when the sun, Earth, and the moon are nearly in a line c. during the moon’s third quarter ph

The existence of coal beds in Antarctica indicates that the continent once had

The radius of each wheel on a bicycle is 0.400 m. the bicycle travels a distance of 3.0 km. assuming that the wheels do not slip, how many revolutions does each

tahiti is an example of which type of island ?

El Senor prepara las obras para la. 1) mural 2) expocisión 3) visitante

Assume this dance floor is 20 feet long and 30 feet wide. how many people will fit on this dance floor if you assume each person will dance in a space that is 2