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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