mccormickc
mccormickc mccormickc
  • 04-05-2021
  • Mathematics
contestada

Solve using substitution
–3x + y = –12
5x − 2y = 17
PLZ HELP Will give brainlist to whoever answers first

Respuesta :

Yang100
Yang100 Yang100
  • 04-05-2021

Answer:

x=7, y=9. (7, 9).

Step-by-step explanation:

-3x+y=-12

5x-2y=17

---------------

y=-12-(-3x)

y=-12+3x

y=3x-12

5x-2(3x-12)=17

5x-6x+24=17

-x+24=17

-x=17-24

-x=-7

x=7

y=3(7)-12

y=21-12

y=9

Answer Link

Otras preguntas

Before his death at age 32 Alexander the Great and his armies conquered what places
In Ms. Perron's class, 75% of the students are boys. There are 18 boys in the class. What is the total number of students in Ms. Perron's class
write a sentence about international organizations that includes the term diplomat PLEASE HELP I ADDED EXTRA POINTS THIS IS AN EMERGENCY
This fence has three posts, equally spaced. Each post is 15 centimetres wide. The length of the fence is 153 centimetres. Calculate the length of one gap betwee
In an open system the vapor pressure is equal to the
Bacteria cannot be classified using the biological definition of a species for which reason?
Antonyms for demesne
the crazy 80s baby has guests over to share his gravy he plants to give each guest 1 cup of gravy for every 2 pieces of turkey he or she takes. if a guest tak
When does Spring tide occur A. They occur when the sun 45° angles from each other this happens once every spring B. They occur on the date of the Vernal eq
what does McCarthyism refer to and how did it affect American society during the Cold War?