What is the value of the rational expression below when x is equal to 5 15-x/x-10

asked Jul 17, 2020 220k views

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2 votes

Answer:

- 2

Explanation:

Given

(15-x)/(x-10)

Substitute x = 5 into the expression and evaluate

=
(15-5)/(5-10) =
(10)/(-5) = - 2

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