dawnsoderstrom dawnsoderstrom
  • 24-08-2017
  • Mathematics
contestada

3 times the difference of a number and 7 is 18

Respuesta :

texaschic101
texaschic101 texaschic101
  • 24-08-2017
" the difference " means subtract

3(n - 7) = 18
3n - 21 = 18
3n = 18 + 21
3n = 39
n = 39/3
n = 13 <== ur number
Answer Link

Otras preguntas

Where are deep ocean trenches formed?
PLEASE HELP!!!!!!!!!!!!!!!!!!!!!!!!!!! Owing to these extempore measures, I not only gave my bride credit for certain perfections which have not as yet come to
How sport personalities portrayed by the media and how the portrayal influence people
the basket ball team scored total of 97points. They made total of 42 two points and three points. how many two points and three points did they make??
funny in farsi what is the central idea of the text ?use evidence
The least important role of nutrition in wellness is learning to obtain a variety of foods. eat a high fiber diet. choose high quality sources of foods. consume
Do not answer for just the points, i will report you. Thank you! In the Great Gatsby, what are Nick Carraway's dilemmas? What advice would you give him? After
five different ways in which SA Tourism promotes tourism development and growth in SA
What problems did Benedict Arnold faced? List 3 problems.
If we are melting the ice, does energy go into kinetic energy of the particles or breaking the bonds between them. Please, explain why.