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There were 3 friends. Each of them bought 6 packs of candy. Each pack had 18 pieces of candy. How much candy did they have in total? .
3 × 6 = 18
18 × 18 = 324
SO, they had 324 pieces of candy in total.
Hope I helped:P
A^2 - b^2 = (a - b)(a + b)
169x^2 - 64 = (13x - 8)(13x + 8)
