julissajulie2948 julissajulie2948

03-07-2020
Mathematics

contestada

A box containing 15 DVDs is selling for $156.00. The box contains some

DVDs worth $11.00 each and some DVDs worth $9.00 each. Which system of

equations can be used to determine x, the number of $11.00 DVDs, and y, the

number of $9.00 DVDs?

Respuesta :

gilbertazavedo72 gilbertazavedo72

03-07-2020

Answer:

Step-by-step explanation:

x + y = 15

11x + 9y = 156

Answer Link

Otras preguntas

The Mp of an article is 13000 which is 40 y. abovethe cP if it is sold for 20% discount. wheet will bethe profit percent

F(x) = 2x+6, g(x) = 3² findf(g (-3))

please answer me fast

ach light bulb at Hotel California is either incandescent or fluorescent. At a certain moment, forty percent of the incandescent bulbs are switched on, and nine

what is the inverse of the function f(x) = x + 3

which European nation came to control Iroquois land during European exploration? A.England.

find the value of k byquardractic equation two real and equal roots5x - 2kx +20=0

If the 4th and 7th terms of a G.P are −1/2 and − 4, respectively, then find G5 and S6 .

An=128 •(1/2)^n-1 a5=? ^fifth term

Which element has the same number of energy levels as aluminum (Al) and the same number of valence electrons as calcium (Ca)