courtsensing courtsensing

13-12-2020
Mathematics

contestada

2х - Зу = 32
x + 4у = -20

solve the system of equations

Respuesta :

13-12-2020

Answer: x=68/11 and y=-72/11

Steps:

2(x+4y=-20)

2x+8y=-40

2x - 3y = 32
- 2x + 8y = -40

-11y=72

y=-72/11

x + 4(-72/11) = -20

x - 288/11 = -20

x=68/11

Answer Link

Otras preguntas

The ______________ of a substance is defined as the maximum amount that dissolves in a given amount of solvent at a specified temperature.

Did you complete today’s physical activity, as outlined in the Fitness Plan? Responses yes no (PLEASE 100 POINTS)

________ delivers business intelligence to users without any request from the users.

In relation to the salem witch trials, what was the difference between being afflicted with witchcraft and being accused of witchcraft?.

federal fundsa.provide banks with an immediate infusion of reserves.b.are short-term funds transferred between financial institutions, usually for a period of o

Why might businesses be interested in using quantum computers?

If a patient had numbness of the skin on the bottom of her foot, this would indicate damage to __________.

How did louis pasteur’s experiments lead to new scientific understandings of germs?.

A bird that eats seeds converts the energy stored in the seeds into the energy of its flight muscles. This conversion is from what kind of energy to what other

A __________ organization structure combines the elements of functional and product-based departmentalization.