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25-11-2019
Mathematics

contestada

Solving systems by substitution
X=y-11
2x+3y=8

Respuesta :

Yang100 Yang100

30-11-2019

Answer:

x=-5, y=6. (-5, 6).

Step-by-step explanation:

x=y-11

2x+3y=8

--------------

2(y-11)+3y=8

2y-22+3y=8

5y-22=8

5y=8+22

5y=30

y=30/5=6

x=6-11=-5

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