nourjafari
nourjafari nourjafari
  • 23-03-2020
  • Mathematics
contestada

A purse contains 3.75 in 5 cent and 20 cent coins. There are 33 coins all together. How many of each type of coin are in the purse

Respuesta :

amna04352
amna04352 amna04352
  • 23-03-2020

Answer:

19 5-cents

14 20-cents

Step-by-step explanation:

5x + 20(33-x) = 375

-15x = 375 - 660

-15x = -285

x = 19

33-x = 14

Answer Link

Otras preguntas

Bats use ultrasound in echolocation. This sound is characterized by __low frequencylow amplitudehigh frequencyhigh amplitude
dx+hy=j   what does x=
dx+hy=j   what does x=
Represent the following statement by an equation: 17 times the sum of a number n and 31 is 357
what is a coastal body of water partially surrounded by land in which freshwater and saltwater mix
Who is Prince Charming? Thanks in advance
An increase in which quantity will result in an increase in momentum?
Both Todd and Zack earn the same salary. Todd spent $716 and Zack spent $128. Then Zack had 4 times the amount of money Todd had left. How much is their salary?
When light waves first enter the eye, they first pass through this transparent layer where they are refracted
What type of conic section is given by the equation 4x^2+9y^2=36? What are its domain and range?