The value of $x$ if
$x^{2} - 5 x + 6 = x^{2} - 8 x + 15$

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Solution

The correct option is D $3$
$x^{2} - 5 x + 6 = x^{2} - 8 x + 15 x^{2} - 5 x + 6 - x^{2} + 8 x - 15 = 0 3 x - 9 = 0 3 x = 9 x = 3$

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Similar questions

(\frac{x - 3}{x^{2} - x - 6} + \frac{2 x - 1}{2 x^{2} + 5 x - 3} - \frac{2 x + 5}{x^{2} + 5 x + 6})

x,

| x^{2} - 5 x + 6 | + | x^{2} - 8 x + 12 | = 0,

x^{2} - 5 x + 6 = 0

x^{2} - 8 x + 15 = 0

x^{2} + 4 x + q = 0

q

lim x \to 3 \frac{x^{2} + 5 x + 6}{x^{2} - 8 x + 15} .

x

\frac{x^{2} + x - 6}{x^{2} - 8 x + 12} = 4

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