jolen3a jolen3a

14-12-2021
Mathematics

contestada

x-5y=16 , 4x-2y=-8 solve using elimination method

Respuesta :

luisecubero77 luisecubero77

14-12-2021

Answer:

x = -4

y = -4

Step-by-step explanation:

L1 x - 5y = 16

L2 4x - 2y = -8

4*L1 - L2

4x - 20y = 64

-4x + 2y = 8

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

-18y = 72

y = 72 / -18

y = -4

x - 5y = 16

x = 16 + 5y

x = 16 + 5(-4)

x = 16 - 20

x = -4

Answer Link

Otras preguntas

Dimensional analysis. Order bumetanide 500 mcg IV TID. Available bumetanide 0.5 mg2 mL. How many mL per day?

Why was the president facing major criticism at the time regarding Guantanamo Bay?

Who was the first band to simplify the British blues revisionist sound into a more simplistic, non-virtuosic, streamlined approach, spearheading the heavy metal

1. PART A: How do the master's treatment of the slaves, as depicted in chapter 1, affect Douglass? O A. Like most slaveholders, he does not educate them, which

In a wye-connected motor load, are the line current and phase current the same? 1) True 2) False

All software in this lab must be developed in which programming language? 1) C++ 2) Java 3) Python 4) C

While the Constitution establishes municipalities for the whole of the territory of South Africa, it constitutes government as national, provincial, and local s

Netflix charges a start-up fee of $20 and a monthly fee of $10. Hulu charges for a start-up fee and $15 a month. If m Stands for the months, at how many months

Each employee can supervise one employee, no employees, or many employees. A) True B) False

Which of the following are the countries grouped as a subset of the N-11 (Next Eleven) group of economies?A) Brazil, Russia, India, China, South AfricaB) Bangla