malikareed5 malikareed5

02-09-2020
Mathematics

contestada

19. Amy has 8 coins worth $1.40. Some of the coins are nickels and some are quarters. How
many of each coin does Amy have?

Respuesta :

2005Alexis 2005Alexis

02-09-2020

Answer:

5 quarters and 3 nickels

Step-by-step explanation:

x = nickels

y = quarters

x + y = 8

x(0.05) + y(0.25) = 1.40

3 + 5 = 8

3(0.05) + 5(0.25) = 1.40

0.15 + 1.25 = 1.40

1.25 + 0.15 = 1.40

Answer Link

Otras preguntas

The painted desert is in the state of arkansas kansas. arizona. kentucky.

Translate the phrase; then simplify. Find the quotient of -32 and 4:

If Susannah's budget limit is $10per month,how many text messages can she send in one month?

I hate this part I need help for 4 and 5 is it a b c or d

Estamate 75% of 4,023

On the Transitions tab, in the _______ group, you can set slides to automatically advance after a set number of seconds. A. Transition to This Slide B. Preview

heat transfer by conduction occur when molecules a. flow as currents through liquids b. form waves that travel through space c.become less dense and rise d. col

Use newton's laws to find an expression for the net external force acting on the car. ignore air resistance.

area of a regular hexagon with a side measuring 1 inch?

Find the indicated dot product. r = <9, -7, -8>, v = <3, 4, 7>, w = <6, -9, 7> v ⋅ w