21stanley
21stanley
10-05-2018
Mathematics
contestada
(y + 5)(y – 9) = 0
need help asap!!
Respuesta :
ktreyb
ktreyb
11-05-2018
Set each equation equal to zero.
y + 5 = 0
Subtract 5 from both sides.
y = 0 - 5
y = - 5
y - 9 = 0
Add 9 to both sides
y = 0 + 9
y = 9
y = - 5, 9
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