hellomathsolver hellomathsolver
  • 03-07-2018
  • Mathematics
contestada

twice the difference of 7 and a number is 4 times the number

Respuesta :

altavistard
altavistard altavistard
  • 09-07-2018
Let the number be n.

Then 2(7-n) = 4n, or 14 - 2n = 4n, or 14 = 6n.  Then n = 7/3 (answer)
Answer Link

Otras preguntas

Sex cells are referred to as which of the following?
How was Eva transported to auschwitz
Find an ordered pair (x,y) that is a solution to the equation 6x-y=6
if anyone could assist me on this it would be greatly appreciated!
Use the formula about to calculate the area of the of that circle the area of the circle
Does anyone know how to solve these?​
What is the equilibrium constant of pure water at 25C?
How is work calculated when the force applied is not parallel to the displacement
A small plane is flying at 150 feet. It ascends to 325 feet. Write and solve an equation to find the change in altitude of the small plane.
If you have a body temperature of 99.00 degrees F, what is your percentile score?