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

Which function is increasing?

find one value of x that is a solution to the equation (7x+2)^2+6(7x+2)=27 x= ?

Also help with this

To reduce inductive reactance, what devices are normally placed on transmission or distribution lines?

I really need help!!!

why was Frederick Douglass first dollar New Bedford so precious to him

As a financial consultant, the CFO of a major television company has shared the profit function P(x) = −x4 - 2x3 + 21x2 + 22x − 40 with you which models the pro

Which of the following is a physical change? Adding an acid to milk to form sour cream Adding enzymes to milk to form cheese Adding bacteria to heated milk t

find one value of x that is a solution to the equation (7x+2)^2+6(7x+2)=27 x= ?

Need word problem solved A washer and a dryer cost 821 combined. The washer costs 79 less than the dryer. What is the cost of the dryer?