citlallih citlallih
  • 19-05-2021
  • Mathematics
contestada

—3x — Зу = 9
— 3х + y = 1

Respuesta :

nadineine
nadineine nadineine
  • 19-05-2021

Answer:

X = - 1

Y = - 2

Step-by-step explanation:

[tex] - 3x - 3y = 9 \\ + \\ - 3x + y = 1 \\ = \\ - 3x - 3y = 9 \\ + \\ 3x - y = - 1 \\ = \\ - 4y = 8 \\ y = 8 \div -4 = - 2 \\ - 3x + ( - 2) = 1 \\ - 3x = 3 \\ x = - 3 \div 3 = - 1[/tex]

Answer Link

Otras preguntas

Which is the best response to receiving a threatening text from a classmate? send a threatening text in reply, then block the phone number block the phone numb
Outside of school what are your responsibilities
Find the length of HL if H is between point K and L, KH=3.4 inches,and KL=14.9 inches
If 9,309 is factored so that 29 is one of the factors, what number is the other factor
Most, but not all, sociologists agree that it is unethical to __________.
What is ( -3 ) x ( -3 ) in exponential form
I have for days of school left and I really need to get caught up in World Geography or I'm failing the class AGAIN, please help! _____(Shows map _____)- the di
who’s likely to applaud the recent low gas prices? a. environmentalists b. employees in the oil industry c. drivers d. all of the above
What happened to Ottoman territory in the Middle East after World War 1?
Everyone will experience most emotions at some point in their life. Please select the best answer from the choices provided. True or False