Respuesta :

abdubasheer
x(x+1) = 30
x^2 + x = 30
x^2 + x - 30 = 0
(x-5) (x+6)
Set both of these equal to zero
x - 5= 0 x+6 = 0
x = 5 x = 6

x can either be 5 or 6.

Answer:

x=5

x=6

Step-by-step explanation:

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