McSwaggerCat
McSwaggerCat McSwaggerCat
  • 12-09-2016
  • Mathematics
contestada

What is the solution to the system of equations that contains -3x + y = 3 and 2x - y = -1

Respuesta :

mpanderla95
mpanderla95 mpanderla95
  • 12-09-2016
-3x + y = 3
2x - y = -1

2x - 2x - y = -1 - 2x
-y = -1 - 2x
Y = 1 + 2x
Y = 2x + 1

-3x + y = 3
-3x + (2x + 1) = 3
-3x + 2x + 1 = 3
-X + 1 = 3
-X + 1 - 1 = 3 - 1
-X = 2
X = -2.

Y = 2x + 1
Y = 2(-2) + 1
Y = -4 + 1
Y = -3.

P(-2,-3). The solution to this system of equations is P(-2,-3).
Answer Link

Otras preguntas

Which of the following is closest to the meaning of "commend"? a. love c. criticize b. praise d. endanger
Which of the following statements best describes the Anti-Federalist view of the Constitution?The Constitution did not give the military enough power.O The Cons
Which of the following is a physical change? (1 point) sawing a piece of wood in half burning a piece of wood rust forming on an iron fence a copper roof chang
Which of the following is the most realistic goal for attaining better resilience?
Small evidence is also called what
The Business Management and Administration cluster includes all the following careers EXCEPT: a. human resources management b. operations management c. diagn
Which description best explains the domain of (g(f(x))? the elements in the domain of f(x) for which g(f(x)) is defined the elements in the domain of f(x) for w
Divide (18x^3 + 12x – 3x) ÷ 6x^2.
What made Japan eventually lose respect for China and begin to break down their relationship?
what is aerobic andanerobic respiration