mikestarjo806 mikestarjo806

26-01-2018
Mathematics

contestada

Ayana has $2.35 in nickels and dimes. if she has 33 coins in all, find the number of nickels and dimes.

Respuesta :

yellowyarn2003 yellowyarn2003

31-01-2018

n+d=33
5n+10d=235
n=-d+33
-5d+165+10d=235
5d=70
d=14
n=19

Ayana has 14 dimes and 19 nickels

Answer Link

Otras preguntas

Ian has a yardstick with marks for every tenth of an inch. Which could be the most accurate measurement of his height using the yardstick

What terms are used to describe characters, based upon whether they change during the course of the play? absolute dynamic static temporary

Which form of skillful best completes this sentence? Josh was the __________ player on the entire team. A. most skillful B. more skillful C. skillfulest

Does anyone know how to simplify 5y (2y-3)+(2y-3) to get (5y+1)(2y-3) as a answer

how many alleles per a gene?

Which best describes a challenge in the Middle East resulting from oil production? (Points : 3) Consumption of oil by the rest of the world is falling. Most Mid

If the prefix re- means “back,” what does retain mean in the following sentence? The paper towel did not retain as much water as the sponge. to drive back to ho

Is nigel farage prime minister?

Which principle was used to gather evidence that led to the big bang theory? A. Doppler shift B. radiocarbon dating C. first law of thermodynamics D. law of gra

What’s New About New Zealand?