maryamajeelali
maryamajeelali maryamajeelali
  • 04-03-2020
  • Mathematics
contestada

solve the system of equations -x-y=-4 and -2x+4y by combining the equation

Respuesta :

emmelys emmelys
  • 04-03-2020
what does the second equation equals to? (-2x+4y=?) I’ll help u out
Answer Link
anastasiathom anastasiathom
  • 04-03-2020

Answer:

×=8/3 and y=4/3

Step-by-step explanation:

-x-y=-4

-2x+4y=0

-2x=-4y

x=2y

so -2y-y= -4 and x= 2•4/3

-3y=-4 x=8/3

y=4/3

Answer Link

Otras preguntas

True OR False. All proteins are formed from one single chain of amino acids (branlyist to whoever answers correctly)
how did the maya make the solar calendar
When Jose, a nurse, attempts to communicate with his patient's mother, she avoids looking Jose in the eye. Although Jose is unsure if she is really listening to
6. Interest rates fluctuate with the economy. In the 1980s, the highest CD interest a. If $1,000 is invested at 16% interest, compounded continuously, for 5 yea
What is the annual gross for a full-time employee who makes $ 25.25 an hour?
Which of the following most be true in this diagram
Y=x^2+12x+35 into the form y=(x-h)^2+k
How did the infrastructure of Europe contribute to the devastation and speed of the plague
if mirror is so rotated through 20° , by what angle reflected ray on mirror rotates???​
Unlike the Mississippi Constitution of 1817, the constitution passed in 1832