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

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

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