21stanley 21stanley

10-05-2018
Mathematics

contestada

(y + 5)(y – 9) = 0
need help asap!!

Respuesta :

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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