samuraijack443
samuraijack443 samuraijack443
  • 03-11-2020
  • Mathematics
contestada

Solve the following system of equations for x:
2x + y = -2
and
4x+y=-8
PLEASE HELP ME. IMMA FAIL

Respuesta :

coens04
coens04 coens04
  • 03-11-2020

Answer:

x=0.5

Step-by-step explanation:

2x+y= -2

and

4x+y= -8 so...

2x+y= -2 = 4x+y= -8

2x+4x= 6x

y+y=2y

-2+-8= -10

6x+2y= -10

2y- -10= 12

6x=12

6/12=0.5

x=0.5

Answer Link

Otras preguntas

In the parallelogram shown, find the measure of ∠A.
Which expression is equivalent to the following complex fraction? startfraction 2 over x endfraction minus startfraction 4 over y endfraction divided by startfr
why do people always try to manipulate people in power?
sense the pic was blurry last time
When do you struggle finding the min and max in a binary search tree
What did President Adams do to keep control of the judiciary
Help me please I’m struggling with this subject :/
Carbon dioxide emissions have been linked to increased air pollution. The following table lists some possible public policies aimed at reducing the amount of ca
A buffer was prepared containing 0.50 M formic acid (HCOOH) and 0.50 M sodium formate (NaCOOH). The Ka of formic acid is 1.7 x 10-4. What will be the pH after 0
A(n) ________ is a coherent set of interdependent processes and structures that dictates how the company searches for novel problems and solutions, synthesizes