Seudónimo Seudónimo
  • 03-12-2017
  • Mathematics
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Which number goes in the box to make this a true number sentence? 7 × (3 + 9) = 21 +

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texaschic101
texaschic101 texaschic101
  • 03-12-2017
7(3 + 9) = 7(3) + 7(9) = 21 + 63
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pstonemail pstonemail
  • 03-12-2017
The number that would go in the box is 63.   7X12=21+63
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