18-04-2017
Mathematics

contestada

-3x + 5y =80
x + 5y = 60

Respuesta :

Аноним Аноним

27-04-2017

-3x+5y=80
-
x+5y=60

-4x=20
x=-5, y=13 or (-5,13). Hope it help!

Answer Link

Otras preguntas

Molly has been directed by her regional marketing manager to cut prices on seasonal items, place an ad in the local paper, and tell distributors to reduce deliv

Marty Magic broke his arm and nose when he tripped on some loose tiles in his hospital room. He is suing the hospital to pay for his lost wages and medical bill

Determine the empirical formula of a compound containing 1.71 g of silicon and 8.63 g of chlorine.

7. Which shows the pathway of proteins from manufacture to distribution in a eukaryotic cell? A. ribosome → endoplasmic reticulum → Golgi apparatus B. endoplasm

The most common Native American language used in 2010 is Navajo, with about 169,000 people speaking the language nationally. If there are about 308.7 million pe

Write the definition of a class WeatherForecast that provides the following behavior (methods): a. A method called setSkies that has one parameter, a String.

Which line in this excerpt from The Great Gatsby by F. Scott Fitzgerald contains a simile

PLS HELP ME NEED THE ANSWER TODAY 50POINTS !.☺♥When would be a good time in San Francisco to collect seashells? Explain your answer.

please solve and give steps!

When a grizzly bear hibernates, its heart rate drops to 10 beats per minute, which is 20% of its normal value. What is a grizzly bear's normal heart rate when n