taniahharris0696 taniahharris0696

26-03-2021
Mathematics

contestada

A man has 10 more dimes than quarters. he has $2.75 how many of each coin does he have?

Respuesta :

angstar4 angstar4

26-03-2021

5 quarters, 15 dimes

q + 10 = d
0.25q + 0.1d = 2.75

0.25q + 0.1(q + 10) = 2.75
0.25q + 0.1q + 1 = 2.75
0.35q = 1.75
q = 5

Check:

0.25(5)+ 0.1(15)= 2.75
1.25 + 1.5 = 2.75
2.75 = 2.75 :)

Answer Link

Otras preguntas

Find the mean of 12,8,7,10,8,8,10 A.63 B.12.6 C.9 D.7

What is the cell shown an example of ?

What evidence does allen use to support his argument that freedom of conscience is of profound importance americans

Why did the English have poor relations with the Native Americans? A) They wanted to make slaves out of them. B) They wanted to force them to move off of

What are the steps to answering this question?

Sound vibrations are converted into nerve impules cochlea APEX

what is the resulting equation when the expression for y in the second equation is substitued into the first equation ? 3x+y=1 y=6-4x

in one month a store had $1,222 in sales but expenses were $2,345. how much money did the store lose in that month?

what is one of the first things delegates to the constitutional convention decided on

Please explain this to me, I do not understand it.