Answer:

7x - 5

Step-by-step explanation:

(x-5)x(x+5)

x-5 • x + 5x

Combine like terms

7x - 5

Hope this helps :)

x²-25

Solution;

Using (a-b) (a+b) = a²-b²

(x-5)×(x+5)

= x²-5²

= x²-25

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