If x = -7, evaluate the following expression:
(x − 2)(x+14)
——————-
x(x + 8)
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Answer:
9
Step-by-step explanation:
[tex]\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[/tex]
Answer:
9
Step-by-step explanation:
Given :
[tex]\frac{(x-2)(x+14)}{x(x+8)}[/tex]
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Substitute x = -7 :
⇒ [tex]\frac{(-7-2)(-7+14)}{(-7)(-7+8)}[/tex]
⇒ [tex]\frac{(-9)(7)}{(-7)(1)}[/tex]
⇒ -9 × -1
⇒ 9