chronixgd
chronixgd chronixgd
  • 25-01-2018
  • Mathematics
contestada

solve and substitute.

solve and substitute class=

Respuesta :

carlafossil320
carlafossil320 carlafossil320
  • 25-01-2018
Let's say that the number of boys is x, so then the amount of girls must be 2n. If there are 312 students altogether, then x+2x=312.
Now, we simplify:
x+2x=312
3x=312
x=104
So there are x=104 boys and 2x=208 girls in the 8th grade
Answer Link

Otras preguntas

Which of the following describes the graph shown?
Suppose Grant is going to build a playlist that contains 6 songs. In how many ways can Grant arrange the 6 songs on the playlist? Grant can arrange the 6 songs
Brainly.com...incite | mea...the plot of s...Resistance...ObjectivesMaryamTrad02:Pretest 2:Literary Elements and Devices ||21.Bryce is reading a passage from hi
[I REALLY NEED HELP ON THIS, I'M STUCK ON IT! I NEED EXPLAINTION TOO, TO UNDERSTADN THE QUESTION, I'LL MARK YOU BRAINLIEST, PLUS A THANK YOU!]I will mark as Bra
Which of these is a component of a physical goal?
Perdone can mean: excuse me be quiet give me none of the above
PLEASE HELP ME! I will not accept nonsense answers, but will give BRAINLIEST for the person who gets the answer correctly.
On January 1, 2021, The Barrett Company purchased merchandise from a supplier. Payment was a noninterest-bearing note requiring five annual payments of $38,000
plssssssss helppp 3x – 5 = 1
In this course glossary terms are highlighted in