sweetasacherrie623 sweetasacherrie623
  • 03-07-2022
  • Mathematics
contestada

If the sum of a number and eight is doubled the result is five less than the number find the number

Respuesta :

Medunno13
Medunno13 Medunno13
  • 03-07-2022

Answer: -21

Step-by-step explanation:

Let the number be x.

Then, this means 2(x+8)+5=x.

  • 2x+16+5=x [distributive property]
  • 2x+21=x [combine like terms]
  • x+21=0 [subtract x from both sides]
  • x= - 21 [subtract 21 from both sides]
Answer Link

Otras preguntas

30% of a number is one-thirtieth of x, find the initial expression as a fraction of x
How do you convert 1.16 in to a fraction
what is the word form for 12,324,904?
What is the value of the three in 310.25
what is the place value of 0.8?
Spain has coastline on which of the following sides?a.northernc.southernb.easternd.all of the above
negative acceleration & positive acceleration, what are they?
Round up 47125 to the nearest tens, hundreds, thousands, ten thousands
What is 0.003is 1/10 of
give an example of a unit rate used in a real-world situation