dorisannie
dorisannie
15-03-2017
Mathematics
contestada
#37 how do I do this
Respuesta :
gammaang
gammaang
18-03-2017
sqrt(21x+1) = x+5
21x + 1 = x^2 + 10x + 25
x^2 - 11x + 24 = 0
(x-3)(x-8) = 0
x = 3 or x = 8
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