nicenor nicenor
  • 19-06-2020
  • Mathematics
contestada

9x - 3y = -42 and -9x + 8y =22

Respuesta :

ARay10
ARay10 ARay10
  • 19-06-2020

Answer:

(-5 1/9, -4)

Step-by-step explanation:

Add the equations

5y=-20

y=-4

-9x+8(-4)=22

-9x-32=22

-9x=46

x= - 5 1/9

Answer Link

Otras preguntas

Which of these sentences uses a gerund as a predicate nominative? a. Anna goes horseback riding every morning. b. Sometimes waiting can seem intolerable. c. Jar
I need help asap PLEASE
What is the code of ethics for direct support professionals
Study area: Describe the location of the area of study
Una rueda diva con una velocidad de 2100 r.p.m disminuye uniformemente hasta 900 r.p.m efectuando 80 vueltas, determine la aceleración y el tiempo invertido
plss someone help answer thiss Which set of side lengths could be the side lengths in a right triangle? A) 8, 20, 25 B) 9, 40, 41 C) 10, 40, 45 D) 6, 30, 31
Which of the following was an accomplishment of the condition of the Erie canal
focuses on personal wealth, and Word Bank: Utilitarianism Capitalism Socialism Feudalism Blank 1: Blank 2: focuses on the wealth and productivity of society.
7) Why was Warren considered so special? keep sweet prey and obey
Why is foreign policy the least democratic type of policy the government makes?