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20-11-2019
Mathematics

contestada

x squared minus 15 equals 2x

Respuesta :

Jaeyoung1 Jaeyoung1

20-11-2019

Answer:

x= -3 and 5

Step-by-step explanation:

x^2-15=2x

- Move 2x to the other side

x^2-2x-15=0

- Factor

(x+3)(x-5)

- Solve for x

x=-3 and 5

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