lulustar13 lulustar13
  • 04-02-2019
  • Mathematics
contestada

Solve this equation using substitution.

{4x + y = −2}
{4x + 6y = 44}

Respuesta :

mathecoach
mathecoach mathecoach
  • 04-02-2019

Answer:

4x + y = −2 --> 4x = -y - 2

4x + 6y = 44

Substitute 4x in the 2. equation.

(-y - 2) + 6y = 44

5y - 2 = 44

5y = 46

y = 9.2

4x = -9.2 - 2

4x = -11.2

x = -2.8


Answer Link

Otras preguntas

48% as a fraction in simplest format and as a decimal
Which of these met levels best describes activity of vigorous intensity?
blank plus 2/3 equals 11/12
During this process the nucleus of a cell divides to form two nuclei that are identical to the original cell
why did the president and congress declare war on iraqi in 2003
Each of these statements about communism is true EXCEPT A) most communist states are controlled by a single authoritarian party. B) China and Cuba are among t
The structural-functional approach is concerned with ________ the meaning people attach to their behavior. patterns of social inequality. the consequences of so
Which forms of imperialistic control did britain use in nigeria?
10.The function f(x) is shown below: f(x) = (5)x - 1 The function f(x) is shifted to the right by 13 units. Which of the following best represents the new funct
In order to qualify for a role in a play, an actor must be taller than 64 inches but shorter than 68 inches. The inequality 64 < x < 68, where x represent