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1+4=5 and 2+5=12 and 3+6=21 and 5+8= solution

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45

1 + (1x4) = 5
2 + (2x5) = 12
3 + (3x6) = 21
5 + (5x8) = 45
6 years agoHelpfull: Yes(1) No(0)

(1x4)+4=5
(2x5)+5=12
(3x6)+6=21
(5x8)+8= 48
4 years agoHelpfull: Yes(0) No(0)

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