bantuin plisss, urgent

(5-4x)log(x^2-7x-5)=log10
(5-4x)log(x^2-7x-5)=1
sifat logaritma
(5-4x)^1=x^2-7x-5
x^2-3x-10=0
(x-5)(x+2)=0
x = 5 atau x = -2

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JKira