17-12-2019
Mathematics

contestada

Solve the following system of equations using the substitution method. x=2y2x+5y=9

Respuesta :

Yang100 Yang100

18-12-2019

Answer:

x=2, y=1. (2, 1).

Step-by-step explanation:

x=2y

2x+5y=9

-------------

2(2y)+5y=9

4y+5y=9

9y=9

y=9/9

y=1

x=2(1)=2

Answer Link

Otras preguntas

Mr. Seidel buys boxes of pencils for $2 then uses a mark up of 175%. What is the markup? What is the new price?

Who joined the Texas revolution after Santa Anna repealed the constitution of 1824

Sally receives a bill from the medical clinic for services totaling $350.00. A 10% discount is offered to patients who pay their bill within 60 days. How much w

ABC is a triangle. Angle A+B = 75 Angle A+C = 130 Find the smallest angle Show all work

The philosophical position known as constructivism.

How does satire focus on conduct in a secular society?

Find the unknown angles

how many valence electrons does Selenium have

Peter used a digital camera to take photos while hiking in Yellowstone National Park, but many photos turned out blurry. What software can he use to improve the

Which of the following best describes an atomic number? An element's identity is defined by its atomic number; this means it represents the number of Question 1