abbybryce2007 abbybryce2007

22-11-2021
Mathematics

contestada

-2x+9y=-41
-2x-5y=1

Process of elimination

Respuesta :

chandmiah11223355 chandmiah11223355

22-11-2021

-2x+9y=41.... equation 1

-2x-5y=1 ....equation 2

________________

14y=43

y=43/14

y=43/14 in equation 1

-2x+9(43/14)=41

-2x+387/14=41

-2x=41-387/14

-2x=187/14

x=187/-28

x=187/28 , y=43/14

if you want to check your answer

-2(187/28)+9(43/14)=41

Answer Link

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