lailonilove71
lailonilove71 lailonilove71
  • 03-02-2018
  • Mathematics
contestada

need help please don't under stand how to do it, its for algebra

need help please dont under stand how to do it its for algebra class=

Respuesta :

yunao98p0tsof
yunao98p0tsof yunao98p0tsof
  • 04-02-2018
Set the price of popcorn be x, and price of candy be y, we have two equation
1: 28x+40y= 282;
2: 17x+20y = 160.5;
The second equation times 2 minus the first equation we will get 6x = 321-282 = 39;
X = 6.5, the price of popcorn is $6.5
Answer Link

Otras preguntas

And is it supposed that the wandering savage has a stronger attachment to his home than the settled, civilized Christian? Is it more afflicting to him to leave
What is the equation of the line that passes through (-3, -1) and has a slope of 3/5
Which perfect square equation represents x^2+4x+1=0 by completing the square? A . (x+2)^2=3 B. (x+4)^2=-3 C. (x+2)^2=-1 D. (X+2)^2=5
A school director must randomly select 6 teachers to part in a training session. There are 34 teachers at school. In how many different ways can these teachers
Composers during the romantic period used music to express:
BRAINLIEST AND FIVE STARS TO CORRECT ANSWER
To enable remarketing in google analytics, what must first be enabled?
What is the solution of square root x-4+5=2 ? x = –17 x = 13 x = 53 no solution
Find the greates common factor of the following monomials:2r^4s^2 and 36r^4s^3
The volume of the tank is 1890 L, and the density of seawater is 1.03 g/cm3. What would be the mass of the water in the fish tank?