Question

(15+5)(15-5)=225-Dash​

Answer 1

Answer:

225=(15+5)(15-5)

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Answer 2

Answer:

(15+5) (15-5) = 225 - __

20 x 10 = 225 - __

200 = 225 - __

__ = 225 - 200 = 25

OR

(15+5) (15-5) = 225 - __

15^2 - 5^2 = 15^2 - __

- 5^2 = - __

__ = 5^2 = 25

Note that (a+b) (a-b) = a^2 - b^2

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Step-by-step explanation: