goldfishmadi04 goldfishmadi04

15-11-2019
Mathematics

contestada

5x-y=-1
+ -5x+3y=25
___________

Respuesta :

namita4u1585 namita4u1585

16-11-2019

Answer:

x =2.2 y= 12

Step-by-step explanation:

Add the two equations 5x-5x is zero

_y +3y =24

-1+25=24

so the equation becomes 2y=24

y=12

5x-12=-1

5x=-1+12

5X=11

so x = 2.2 y =12

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