aracelidelt97 aracelidelt97
  • 18-10-2018
  • Mathematics
contestada

y=2x-3
x+y=12







help me pls

y2x3xy12help me pls class=

Respuesta :

altavistard
altavistard altavistard
  • 19-10-2018

Answer:

(5,7)

Step-by-step explanation:

Substitute 2x-3 for y in the 2nd equation, obtaining:  x + 2x - 3 = 12.  Then 3x = 15, and x = 5.  Subbing 5 for x in the 1st equation results in:  y = 2(5) - 3 = 7.  The solution is therefore (5,7).


Answer Link

Otras preguntas

How to rewrite 9(11) + 16(9) in distrubitive propety?
Explain how the random motion of molecules produces a concentration gradient and a net movement of solute
what type of sentence is this, it dates back to june 19,1865.
Which steering wheels navigation commands are most appropriate for 2d drafting applications?
Which is the strongest acid? Ch3ch2ch2chfch2co2h ch3ch2ch2cbr2ch2co2h ch3ch2ch2cf2ch2co2h ch3chbrch2ch2ch2co2h ch2clch2ch2ch2ch2co2h?
True or false? Monozygotic (or identical) twins can have small genetic differences.
What is a summary you learned about about imperialist United States!! Explain
Will give brainliest + 5 star rating! Which polynomial is written in descending order? A. 9-3x+4x² B. -3x+9+4x² C. 4x²-3x+9 D. 4x²+9-3x
Find an equation for the sphere with the given center and radius. 7) 7) center (0, - 8 , - 1 ), radius = 10
Read this creation story: A long time ago, there was a vast expanse of water instead of earth. The animals and trees lived on a level above the water. One day,