onclecastor353
onclecastor353 onclecastor353
  • 02-10-2021
  • Mathematics
contestada

52 students in class plant trees, every guy plants 3 trees and every girl plants 2 trees. We know the guys planted 36 more trees than the girls, how many guys are in this class?

Respuesta :

Jiglinsky
Jiglinsky Jiglinsky
  • 02-10-2021

Answer:

x+y=52

3x=2y+36

_____

x=-y+52

-3y+156=2y+36

5y=120

y=24

52-24=30

30 guys in the class

Answer Link

Otras preguntas

What are the coordinates of the vertices of the triangle under the translation (x, y) —> (x + 2, y + 3)?
please help me with this thx
At the end of World War I, President Wilson offended members of the U.S. Senate by
Approximately _____ of Oklahoma’s land is covered by forests. A. 1/5 B. 1/3 C. 1/2 D. 1/8
find the x intercept for the parabola y=2x^2-8x+6 write your answer as two ordered pairs
On monday an investor bought 100 shares of stock. On Tuesday the value of the shares went up 4%. how much did the investor pay for the shares if he sold them We
What is a recursive formula for this geometric sequence ?
Geometry! Please help!! 1).What is the value of x? Enter your answer, as a decimal, in the box. 2). What is the value of c? Enter your answer in the box.
FAST ANSWERS ONLY PLEASE HELP
A coffee pot holds 5 quarts of coffee. How much is this in cups?