Jamescannonjk Jamescannonjk

20-07-2017
Mathematics

contestada

1. -9x=16-y
12x=-5-y

Respuesta :

abdurrafay360 abdurrafay360

22-07-2017

-9x=16-y equation 1
12x=-5-y equation 2
x=-5-y÷12 from equation 2
substitute this x in equation 2
so
-9(-5-y÷12)=16-y
15+3y=64-4y
7y=49
y=7
and then substitute this value of y in equation (x=-5-y÷12)
so x= -5-7÷12
x=-1
so y=7 and x=-1

Answer Link

poopscooter352 poopscooter352

13-11-2019

Answer:

-1,7

Step-by-step explanation:

Answer Link

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