ngarnica ngarnica
  • 03-02-2021
  • Mathematics
contestada

y= 4x + 1

y= 2x - 5



When using the method called substitution, the best first step in solving the system of equations (shown above) is to:

Respuesta :

rosethedog
rosethedog rosethedog
  • 03-02-2021
solve one of the equations for x.
y = 4x + 1
y-1 = 4x
(y-1)/4 = x

Next, plug in this expression in the place of “x” in the previous expression
y = 2x - 5
y = 2((y-1)/4) -5
y = 1/2y - 11/2
1/2 y = - 11/2
y = -11
Answer Link

Otras preguntas

Which factor is responsible for the red color of Mars? sulphur dioxide methane iron oxide nitrogen
When would be only four different equations for a set of math mountain numbers
explain how the invention of the motor vehicle has been both beneficial and harmful?
Negative 33 divided 11 as a fraction
El vecino del lado construye edificios, pero no es carpintero.
why might a college choose to use Greek architectural elements sych as columns when designing the central building on campus?
The nerves that control voluntary responses like those connected to your muscles are part of the _____ nervous system.
A group or chain of islands is called _____.
fins the quontient 5)47 and it has to have a remander plzzzzzzzz help meeeee!!!!!!;
There are 33 pizzas for 153 people to share how much pizza will each person get