dtalya339 dtalya339

13-04-2021
Mathematics

contestada

Solve the following system of equations by elimination: 2x + y = -1 3x - y = -9

Respuesta :

bellaxysun bellaxysun

13-04-2021

Answer:

x = -2, y = 3

Step-by-step explanation:

2x + y = -1

3x - y = -9

2x + y + 3x - y = -1-9

5x = -10

x = -2

2(-2) + y =-1

-4 + y = -1

y = 3

Answer Link

Otras preguntas

economic systems seek to answer what key economics questions? Select all that applya) how should goods and services be produced?b)where goods and services will

A man travels a distance of 20 miles at 60 miles per hour then returns over the same route at 40 miles per hour. Find the average rate per hour. A)50 B)48 C)47

Write the linear inequality shown in the graph. The gray area represents the shaded region

Odysseus's entering his own palace as a beggar is an example of ______________. What is the best answer? dramatic irony irony verbal irony foil

Which of the following aspects of Wilson's Fourteen Points was adjusted, or compromised, at the 1919 peace conference? A. multi-national disarmament B. self-

PLEASE HELP IM IN A HURRY

A key role of moneychangers was to help

the product of 4x^3 and 6x^3 is

A science experiment begins with a metal at −100° Celsius. The following function describes the temperature change per minute: f(x) = 89x − 100°. How will the g

How does the internet itself illustrate cooperation and kindness