viruz viruz
  • 23-08-2014
  • Mathematics
contestada

Please help I don't know what to do for number 40

Please help I dont know what to do for number 40 class=

Respuesta :

konrad509
konrad509 konrad509
  • 23-08-2014
x - tickets for adults
y - for students

[tex]6x+4.5y=1155\\ x+y=240\\\\ 6x+4.5y=1155\\ -4.5x-4.5y=-1080\\ ----------\\ 1.5x=75\\ x=50\\\\ 50+y=240\\ y=190[/tex]
Answer Link

Otras preguntas

if the volume of the cube is 125 CM find its length find its total surface area . i need hurry step by step process by process who will give correct answer i m
Lattice-based access controls use a two-dimensional matrix to assign authorizations. What are the two dimensions and what are they called
PPLLEEAASSEE HEELLPP ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Is rock dead/dying and if so can it make a come back?
10 points !!!!!!!!!!!!!!!!!!!!!!!!!!!!!
WILL GIVE BRAINIEST AND WORTH LOTS OF POINTS Which characteristic best explains why lotic ecosystems tend to have more dissolved oxygen than lentic ecosystems?
x = –8 –6x + 9y = 12 solve for substitution
What is the pH of a solution with a concentration of 0.01M hydrochloric acid?
Explain how the movement of the Moon around the Earth c langes we see at night?
What event was a result of the Kansas-Nebraska act? A. Fighting between proslavery and antislavery activists in Kansas B. California entering the Union as a fre