Paolandia1 Paolandia1
  • 24-04-2021
  • Mathematics
contestada

Use substitution to solve the system of equations :

4x+ y =0
2y + x = -7

Can u please help me . With process too.

I will appreciate !!

Thank you!!

Respuesta :

AntonioApoyo
AntonioApoyo AntonioApoyo
  • 24-04-2021

Answer:

x=1

y=-4

Step-by-step explanation:

4x+y=0  ->    y= -4x

2(-4x)+x=-7

-8x+  x=-7

-7x=-7

x=-7/-7=1

y=-4 . 1 = -4

Answer Link

Otras preguntas

K'Drien has a recipe that needs 3/4 tablespoon of butter for every 2 cups of milk. If K'Drien increases the recipe such that he uses 6 cups of milk, how many t
___ carry motor commands from the brain along the spinal cord.
Multiply This Equation & Simplify:Question Is In The Photo...​
How are fingerprints discovered at crime scenes?
Compound Shapes (with circles) Find the area
Find the value of x please help!!!
kim and darren left campus traveling in opposite directions. if kim drove 35mph and darren drove 30mph, how far were they after 1 1/2 hours?
why is genetic important in the society
Which is an example of an exchange rate policy that does not give the central bank the power to conduct countercyclical monetary policy
Over the next 3 days Mrs. Messer would like to write 27 thank you cards. How many cards will she need to write each day in order to finish in time?