15-04-2020
Mathematics

contestada

Pair of linear equation in 2 variables graphical method
2x-y+1=0
x-2y+8=0
Pls help

Respuesta :

pnteidu pnteidu

15-04-2020

Step-by-step explanation:

2x-y= -1

x-2y= -8

eqn2*2=2x-4y= -16

eqn3- eqn1

-3y=- -15 y=5

2x-5= -1

2x=4 x=2

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