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

You have a nightlight plugged into an outlet in the hallway, which uses 3.5 watts when plugged in. If the house circuit provides 120.0 volts, what is the curren

what continents were left untouched by european explorers

what effect does stress have on the immune system

If y varies directly as x and y is 180 when x is n and y is n when x is 5, what is the value of n?

can somoene give the answer?

luster can be thought of as a. how hard a metal is. b. how light a metal is. c. how shiny a metal is.

Which of the following will sink in a container of mercury with a density of 13.6 g/mL? A. zinc, D = 7.14 g/mL B. ice, D = 0.92 g/mL C. gold, D = 19.3 g/mL

what were the main functions of a guild? a. to protect the interests of people working in an industry and maintain standards within the industry b. to demand go

when was Barack Obama born

explain how pesticides,manure and human hair can cause ill health to human beings