louieamezcua louieamezcua
  • 18-02-2016
  • Mathematics
contestada

Evaluate the expression 3mn if m=3 and n=7 please help me solve this problem and explain

Respuesta :

Kytten
Kytten Kytten
  • 18-02-2016
Substitute 3 into the expression for m, and 7 into it for n. So 3mn = 3(3)(7) = 3 x 21 = 63.
Answer Link
begyannana
begyannana begyannana
  • 18-02-2016
3(3)(7)
3*3=9then 9*7 equals 63.
so the answer is 63
Answer Link

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