monikaplace monikaplace
  • 13-09-2016
  • Mathematics
contestada

Please help me with #2

Please help me with 2 class=

Respuesta :

nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 13-09-2016
Let the nomber of 2 pointers be x and that of 3 pointers be y, then
2x + 3y = 30 . . . (1)
x = y + 5 . . . (2)

Putting (2) into (1), gives 2(y + 5) + 3y = 30
2y + 10 + 3y = 30
5y = 30 - 10 = 20
y = 20/5 = 4
x = 4 + 5 = 9
Answer Link

Otras preguntas

Use two examples to describe how insensitivity by the British toward Hindu and Muslim religious traditions caused the Sepoy Rebellion.
Does Lady Macbeth die in Shakespeare's play? If she does, is it suicide?
what is 3(g-7)=2(10+g)
Use two examples to describe how insensitivity by the British toward Hindu and Muslim religious traditions caused the Sepoy Rebellion.
recall that the length a spring  streches varies directly with the amount of weight attached to it. a certain spring stretches 5cm when a 10-gram weight is atta
{–½, 2} {–½, –2} {½, 2} {½, –2} Use the quadratic formula to solve 2y2 – 5y  = –2.
PLEASE Find the equation of the line............................perpendicular to the line y= 5x -1 and passes through the points (10,8)
multiple choice I realy need a help!!!!! 1) Eric lives in Aurora City.He read an article in his local newspaper about a proposed ordinance increasing the local
what did the word villain mean in Old English
what are some disadvantages of incinerators?