MustaphaP643635 MustaphaP643635
  • 03-11-2022
  • Mathematics
contestada

Notebook cost $2.50 and pens cost $0.75. The cost of n notebooks and p pens is 2.50n+0.75p.Find the cost2 notebooks and 4 pens3 notebooks and 5 pens

Respuesta :

AddileeO109260 AddileeO109260
  • 03-11-2022

Cost =2.50n + 0.75 p

n= number of notebooks

p = number of pens

2 notebooks and 4 pens

Replace n =2 , p=4 and solve:

C = 2.50(2) + 0.75 (4) = 5 +3 = $8

3 notebooks and 5 pens

Same process

C = 2.50 (3) + 0.75 (5) = 7.5 + 3.75 = $11.25

Answer Link

Otras preguntas

Using the graph below, calculate the average rate of change for f(x) from x = 0 to x = 2.
26 foot long painting is how many yards long
"Vector A⃗ , which is shown in the figure, has a magnitude of 10 and a direction angle of 60º. What is the magnitude and direction angle (as measured counterclo
The volume of a cone is 62.8 cubic inches. The height of the cone is 15 inches. What is the radius of the cone, rounded to the nearest inch? Use π = 3.14. A 2
An easy way to reduce calorie intake during the week is to A. serve gravies, sauces, or dressings on the side. B. completely eliminate bread and dairy fr
the virginia declaration of rights was written by
Expand (a – 1)(a – 2) by using the FOIL method
What was the main reason for the Indian wars during the second half of the 19th century?
A scientists attends an annual conference hosted by the American medical association at which type of event is she most likely to hear a speech given by a world
what are the types of apartheid law