moralese1 moralese1

09-02-2020
Mathematics

contestada

Solve the system using substitution.

5x-y=75
3y=x

Respuesta :

Mimi774 Mimi774

09-02-2020

5(3y)-y=75 -> 15y-y=75 -> 14y= 75 -> y= 75/14

3(75/14)=x -> x= 225/14 and y= 75/14

I'm completely wrong but i tried

Answer Link

Otras preguntas

What is's closer vega or Andromeda galaxy?

Do you think Chinese philosophies could benefit our society today

The length of a rectangular mural is 2ft. more than three times the width the area is 165 sq. ft. Find the Width And Length

Explain why cool rock material sinks when convection takes place in the mantle?

What is the presidents responsibility to the aspect of foreign relations? A)What is his title and B) What can he do?

what is pie cubed divided by 546

Ammonium Phosphate (NH4)3PO4 is a strong electrolyte. What will be the concentration of all the ions in a 0.9 M solution of ammonium phosphate?

What is's closer vega or Andromeda galaxy?

Mr. Robinson has 20 students in his martial arts class. The ratio of boys to girls is 4:1. How many boys and girls are in Mr. Robinson's class?a. 15 boys, 5 gir

A catering service offers 12 appetizers, 9 main courses, and 7 desserts. A banquet chairperson is to select 8 appetizers, 8 main courses, and 6 desserts for a b