Answer:
x = 40
Explanation:
Hi there !
use formula
a^2 - b^2 = (a - b)(a + b)
6x = 23^2 - 17^2
6x = (23 - 17)(23 + 17)
6x = 6 × 40
Good luck !
23 squared is 529 and 17 squared is 289 soooo 529 - 289 is 240, and 240 divided by 6 is 40 so ur answer is 40
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