martissmart martissmart

18-08-2016
Mathematics

contestada

2x+3+x=18 can you guys help the developer solve this

Respuesta :

jakiriyahunter jakiriyahunter

18-08-2016

2x+3+x=18

2x+x= 3x

3x+3=18

18 - 3 = 15

3x = 15

x = 3

Answer Link

dezire1 dezire1

18-08-2016

x=5
2x+3+x=18
Combine like terms
3x+3=18
Balance
3x+3=18
-3 -3
3x=15
__ __
3. 3
X= 5

Answer Link

Otras preguntas

Help pls it’s due today *photo*

Lester started the day with $12 in his pocket he is saving for the new mop with the snazzy Pinstripes on Amazon Prime he works a job making $8 an hour the moped

8.032×10^-4 in standard form

Select the common noun(s). Dawit B helped cheer up the dentist.

If you want to train a system consider these two factors?A- Intensity (work) & Time to recover (rest)B- Intensity (work) & Volume (how much)C- Volume (h

Helppppp pleaseeere hurry

Plz help! People of high rank with huge tracts of land were the... A. Peasants B. Lords C. Serfs D. Slaves

How many heist babies were seen in the movie, "Muppets Most Wanted".

write an equation of a line passing through point p(4, 0) that is parallel to the line -x+2y=12

Rosie's family had come through New York's Ellis Island in 1907 with such high hopes. They knew, of course, that the streets weren't really paved with gold, but