angel312 angel312
  • 01-04-2022
  • Mathematics
contestada

Three DVDs and four CDs cost $92. Two DVDs and three CDs cost
$65. Find the cost of each tape and CD.

Respuesta :

rnova9184 rnova9184
  • 04-04-2022

Answer:

DVD: $16

CD: $11

Step-by-step explanation:

These two linear equations can represent the system of equations where x equals the cost of a DVD and y equals the cost of a CD:

3x+4y=92

2x+3y=65

When graphed, the solution is at (16,11).

Therefore, one DVD costs $16 and one CD costs $11.

Answer Link

Otras preguntas

10) General William T. Sherman's "March to the Sea" was important to the Union war effort because
between a substance and a mixture. give two examples of each
A speech given at a graduation ceremony attended by the city mayor should be _____ in style. a. semi-formal b. formal c. informal
Put the definition of counterpart in less than 5 words
Which of the following is NOT a benefit of good body composition? a. increased metabolic efficiency b. reduced risk of cardiovascular disease c. increased range
The study of metals and the process for refining and making things from them is called _____. philosophy 18 metallurgy inductive reasoning
Which of the following choices is NOT considered an environmental stressor? a. flashing lights b. heavy traffic c. cancer d. loud noises
5/6 in simplest form
Using the mouse to move or copy cells is called ____.
an art gallery has 18 paintings and 4 photographs displayed in equal rows on a wall with the same number of each type of art in each row which of the following