mee82
mee82
15-05-2018
Mathematics
contestada
how do you solve: x^2-7x+10=28
Respuesta :
choixongdong
choixongdong
15-05-2018
x^2-7x+10=28
x^2 - 7x - 18 = 0
(x - 9)(x + 2) = 0
x - 9 =0; x = 9
x +2 =0; x = -2
answer
x = 9 , x = -2
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