jlangevin155 jlangevin155
  • 18-11-2019
  • Mathematics
contestada

X+y=2, -3x-y=5
Solve

Respuesta :

BasketballEinstein
BasketballEinstein BasketballEinstein
  • 18-11-2019

Answer:

[tex][-3\frac{1}{2}, 5\frac{1}{2}][/tex]

Step-by-step explanation:

{−3x - y = 5

{x + y = 2

________

[tex]\frac{-2x}{-2} = \frac{7}{-2}[/tex]

[tex]x = -3\frac{1}{2}[/tex][Plug this back into both equations above to get the y-coordinate of [tex]5\frac{1}{2}][/tex]; [tex]5\frac{1}{2} = y[/tex]

I am joyous to assist you anytime.

Answer Link

Otras preguntas

What do you understand by technological depenence?
Lien jogged 2/3 of a mile and 1/2 an hour. What was her speed in miles per hour?
For a party, Jon is making sandwiches that are 1 1/4 feet long. He buys 7/8 pound of ham and 1 3/8 pounds of turkey for the sandwiches. Then he puts 1/6 of the
How did the Japanese imperial court system appointing government officials lead to the rise of the Fujiwara family? Describe feudal Japanese society. What were
Review the desert food web above. What organism, absent in the web, would be MOST responsible for recycling organic matter back through the food web? A) cougars
please help... picture above or below...
what is the area of this circle ( express your answer by using pi) A. A=3 pi m² B. A=6 pi m² C. A=9 pi m² D. A=36 pi m²
What is the solution set of the quadratic inequality
PLEASE HELP !! Figure B is a scaled copy of Figure A. What is the scale factor from Figure A to Figure B?
please help on this one?