5*3-2=15-2=13

6*4-3=24-3=21

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the answer is :::

10*8-7=80-7=73

–1 vote

If 5 x 3 x 2 = 13, 6 x 4 x 3 = 21, 7 x 5 x 4 = 31, 8 x 6 x 5 = 43, 9 x 7 x 6 = 57 Then 10 x 8 x 7 = ??

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5x4-2 = 13

6x4-3 = 21

7x5-4 = 31

8x6-5 = 43

9x7-6 = 57

10x8-7 = 73