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andrezito [222]
1 year ago
6

If x = -7, evaluate the following expression: (x − 2)(x+14) ——————- x(x + 8)

Mathematics
2 answers:
sattari [20]1 year ago
6 0

Answer:

<u>9</u>

Step-by-step explanation:

Given :

\frac{(x-2)(x+14)}{x(x+8)}

=============================================================

Substitute x = -7 :

⇒ \frac{(-7-2)(-7+14)}{(-7)(-7+8)}

⇒ \frac{(-9)(7)}{(-7)(1)}

⇒ -9 × -1

⇒ <u>9</u>

azamat1 year ago
3 0

Answer:

9

Step-by-step explanation:

\text{Given that}~ x = -7\\\\\dfrac{(x-2)(x+14)}{x(x+8)}\\\\\\=\dfrac{(-7-2)(-7+14)}{-7(-7+8)}\\\\\\=\dfrac{(-9)(7)}{-7(1)}\\\\\\=\dfrac{-63}{-7}\\\\\\=9

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