princessbrianna113 princessbrianna113
  • 03-12-2021
  • Mathematics
contestada

2x-3y=9. -5x-3y=30 elimination

Respuesta :

robertphilemon73
robertphilemon73 robertphilemon73
  • 03-12-2021

7x=-21

x=(-21÷7)

x=-3

then

2x-3y=9

(2×-3)-3y=9

-6-3y=9

-3y=9+6

-3y=15

y=(15÷-3)

y=-5

Answer Link

Otras preguntas

How might you determine if the patient is leaving with a full understanding of the treatment plan?
how did volcanoes affect the develepment of the sea?
in china, to which social class did merchants, government officials, landlords, and confucian scholars belong?
Prepositions show all of the following types of relationship except
find a20, the 20th term, of the arithmetic sequence 1, 3, 5, 7, 9, …
jean cost $45, they are now priced $40. find the percent of change from $45 to $40
a synonym for preparedness is
A window cleaner is cleaning a window on the 25th floor of a skyscraper when, suddenly, he slips and falls. He has no safety equipment and nothing to soften his
in 1804, the 12th amendment changed the way the united states
At constant pressure, the volume of a fixed mass of gas and its kelvin temperature are said to be a. directly related. b. inversely related. c. unrelated. d.