natashaartem
natashaartem natashaartem
  • 04-08-2018
  • Mathematics
contestada

Three times the sum of a number and -2 is -15. find the number

Respuesta :

Аноним Аноним
  • 04-08-2018

Hello!

Let's write this as an equation below.

3(x-2)=-15

First we undo the parentheses.

3x-6=-15

We add 6 to both sides.

3x= -9

We divide both sides by 3.

x= -3

Therefore, our number is -3.

I hope this helps!

Answer Link

Otras preguntas

Letter to Russian War Minister Alexander Kerensky from soldiers fighting in WW1, August 18th, 1917. Mr. War Misiter! We, soldiers from various regiments[...] as
as the poem as the poem progresses how does Father William feel about the young man's questions ​
A peptide bond forms between_? O a. adjacent amino acids held on a ribosome and bound to tRNAs. O b.an mRNA and an rRNA. c. a gene and a protein. O d. two pepto
Click this link to view O*NET’s Work Activities section for Biomedical Engineers. Note that common activities are listed toward the top, and less common activit
The product of alpha decay of the Nobelium isotope 259No is
[tex]4(x - 1) {}^{2} - 9[/tex]​
what is a good research question that is connected to mythology?
braden bought three adult tickets and one child ticket at the movie theater and paid $32. karen bought seven adult tickets and two child tickets and paid $73. f
Differences between plant and animal cells​
Us economy in world war 1. What conditions in America and the world explain the changes in workforce?