verycutepenguin verycutepenguin

02-05-2020
Mathematics

contestada

Plz plz help
When 10 is subtracted from the square of a number, the result is 3 times the number. Find the negative solution.

Respuesta :

joshleemelendez joshleemelendez

02-05-2020

X^2 - 10 = 3x
X^2 - 3x - 10 = 0
(x - 5) (x + 2) = 0
x = 5 and x = -2
Answer: x = -2

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