k3trinicoMimiraG k3trinicoMimiraG

01-07-2016
Mathematics

contestada

Given the system of equations, what is the value of the system determinant?

2x + y = 8
x - y = 10

Respuesta :

texaschic101 texaschic101

01-07-2016

2x + y = 8
x - y = 10
--------------add
3x = 18
x = 6

x - y = 10
6 - y = 10
-y = 10 - 6
-y = 4
y = -4

solution is : (6,-4)

Answer Link

madelinebach1 madelinebach1

22-02-2019

Answer: The answer is -3

Step-by-step explanation: I know because I just got it right.

Answer Link

Otras preguntas

Describe the technique of farming the oyster mushroom.

"ordinary people" "Mainstream society" "Everyday jobs" Are any of these an oxymoron?

Which element has the LARGEST atomic radius? Be Ca Ba Sr

What's the difference between sound waves and pressure waves?

really need help with this problem

Given sin (-theta) = 1/5 and tan theta = sqrt.6/12 what is the value of cos theta? - sqrt.6/60 2 sqrt.6/5 -2 sqrt.6/5 Sqrt.6/60

Whats the best use for horses?

essay on my country my pride

pls help, im confused and need help answering this!

Which of these is most likely to change your purpose for reading and make you more interested in what you're doing? A. Taking a test on the reading B. Keeping a