mary420givens
mary420givens
03-04-2017
Mathematics
contestada
Find common solution for x+y=8 x=-5y
Respuesta :
Аноним
Аноним
03-04-2017
x = -5y
Substitute the value of x in first equation,
x + y = 8
(-5y) + y = 8
-4y = 8
y = -8/4
y = -2
Now, substitute the value of y in 2nd equation,
x = -5(-2)
x = 10
In short, Your Answer would be; (10, -2)
Hope this helps!
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