princesscutie princesscutie

13-01-2017
Mathematics

contestada

A collection of dimes and nickels is worth $4.50. There are 30 in total, how many of each are there.

Respuesta :

mike242 mike242

13-01-2017

.10x + .05y = 4.50
x + y = 30
Is the formula

Answer Link

Otras preguntas

A lock on a bank vault consists of three dials, each with 30 positions, in order for the vault to open, each of the three dials must be in the correct position.

please show me the steps of doing this question if you know how, ty.

I need 1-4 Answered asap

Helpppppp please !!?

How many times is the word privacy mentioned in the constitution (including the articles and amendments)?

People with type o blood are considered "universal donors" for transfusions because __________. people with type o blood are considered "universal donors" for t

Describe how schools use no-tolerance policies.

Determine the type of quadrilateral shown below

Math problem that equals8

Which of the following can speed up the rate at which the liver breaks down alcohol