charli317473 charli317473

23-02-2021
Mathematics

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23-02-2021

sub= substitute, x=2, y= -3

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thebecks thebecks

23-02-2021

Answer:

x = 2

y = -3

Step-by-step explanation:

6x+6y = -6

x = -5y-13

substitute for x

6(-5y-13) + 6y = -6

-30y-78+6y = -6

-24y-78 = -6

add 78m to each side

-24y = 72

divide each side by -24

y = -3

x =-5(-3)-13 = 2

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