Officialmeli Officialmeli

17-12-2020
Mathematics

contestada

4x - 9y = 1
2x + y = -5

Respuesta :

bm11805 bm11805

17-12-2020

Answer:

y=1

x=5/2

Step-by-step explanation:

4x-9y=1

(2x+y=-5)-2

4x-9y=1

-4x-2y=10

_________

-11y=11

y=-1

4x-9y=1

4x-9(1)=1

4x=10

x=10/4

x=5/2

Answer Link

Otras preguntas

What does the term electrically neutral mean when discussing ionic compounds?

(02.03) At a dog shelter, a 28-pound bag of dog food will feed 42 dogs. How many dogs would you expect to feed with a 14-pound bag of dog food? (Input only who

what happens when an object transfers energy?

please help!! ok so I need 2 body paragraph about taking the law into your own hands my teacher didn't explain it to me and once again please help me.

My friend Harribo came into school one day and said all his plums had died when his granddad had brought them to St Pancras station ... If Harribo had grown 9 p

the force of a bag of potatoes on a vegetable stand is 22.25 n down. what is the force of the vegetable stand in the bag of potatoes

Assigning children responsibilities like putting away their toys, handing out milk cartons, or helping a new child teaches them A. protective skills.

what type of figure of speech is a pun

How do you know if a reaction is endothermic?

question 1................................