fowlerj24 fowlerj24
  • 10-02-2020
  • Mathematics
contestada

4y-5x = 9
x – 4y =11

Respuesta :

shubhamjain2000
shubhamjain2000 shubhamjain2000
  • 10-02-2020

Answer:

x=-5

y=-4

Step-by-step explanation:

lest re write the equations as

4y-5x=9

-4y+x=11

adding both equations

4y-5x-4y+x=9+11

-4x=20

x=20/-4

x=-5

putting x in second equation

-5-4y=11

-4y=11+5

-4y=16

y=16/-4

y=-4

Answer Link

Otras preguntas

2. What's one category you wish more taxes were spent on?
pls help me with this
if you can, please tell how you solved !
The sum of 2 numbers is 25 one of the numbers exceed the other find the number
What is a host? Give two examples of ways humans serve as hosts for infectious diseases.
PLS HELP MEH How might you apply the following questions to your own beliefs concerning God? - “And if God did something that you felt contradicted the Torah (o
who discovered that the earth revolves around the sun
What is the equation of a line that has a slope of 1/2 and passes through the point (2, -3)
_____________ motion is when a planet moves _____________ relative to the fixed stars. Retrograde, backwards Prograde, backwards Prograde, sideways Retrograde,
Why was the resolution written and sent to President Roosevelt? Check all that apply. To give Japanese Americans an opportunity to formally declare their loyalt