Celiahjensen
Celiahjensen Celiahjensen
  • 16-10-2019
  • Mathematics
contestada

Which numbers are solutions

Which numbers are solutions class=

Respuesta :

KurdishPotato
KurdishPotato KurdishPotato
  • 16-10-2019

Answer:

6 and 3

Step-by-step explanation:

x^2 - 9x + 18 = 0

(x-6)•(x-3)=0

if x-6 = 0 then x = 6

and if x-3= 0 then x = 3

Answer Link
jimrgrant1 jimrgrant1
  • 16-10-2019

Answer:

A and D

Step-by-step explanation:

Given

x² + 20 = 9x + 2 ( subtract 9x + 2 from both sides )

x² - 9x + 18 = 0 ← in standard form

(x - 3)(x - 6) = 0 ← in factored form

Equate each factor to zero and solve for x

x - 3 = 0 ⇒ x = 3

x - 6 = 0 ⇒ x = 6

Answer Link

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