halimahussein777
halimahussein777 halimahussein777
  • 18-08-2021
  • Mathematics
contestada

even though the elimination method is easy I still have trouble with it

even though the elimination method is easy I still have trouble with it class=

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 18-08-2021

Answer:

(1,2)

Step-by-step explanation:

x+4y = 9

2x -4y= -6

Add the equations together

x+4y = 9

2x -4y= -6

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

3x +0y = 3

3x=3

Divide by 3

3x/3 = 3/3

x=1

Now find y

x+4y = 9

1 +4y =9

Subtract 1 from each side

4y = 8

Divide by 4

4y/4 = 8/4

y =2

Answer Link

Otras preguntas

How do I work this problem 5[8-(9x-7)]+6x=0?
Jimena va a ver al doctor. el doctor le dice a la sra. díaz que no es nada serio. elena le habla a jimena de cuando se rompió el brazo. el doctor le receta medi
stimulates the sarcoplasmic reticulum to release calcium into the muscle cell.
Which Greek city-state was known for its great military strength and disciplined ways of life? A.Rome B.Sparta C.Crete D.Athens
A 1.0-kg block is pushed up a rough 22° inclined plane by a force of 7.0 n acting parallel to the incline. the acceleration of the block is 1.4 m/s2 up the incl
the "h" value moves the graph up or down true or false ?
Tim and Mike work for a broker who tells them to call their clients and inform them whenever their investments gain or lose 3% or more in value. They are also o
Timbuktu was part of what kingdom?
A mule deer can run 1/4 of a mile in 25 seconds. At this rate which expression can be used to determine how fast a mule deer runs in miles per hour
If a weighted score for a project is based on just two criteria, fit with strategy, weighted 70% and roi, weighted 30%, what would be the weighted score for a p