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Posted by on Monday, January 25, 2010 at 6:56pm.

evaluate the expression
7d-5cif d=7 and c=3
a)50
b)40
c)20
d)34

  • math i need help please - , Monday, January 25, 2010 at 6:58pm

    substitute the numbers given...

    7(7)-5(3)

    49-15

    34

  • math i need help please - , Monday, January 25, 2010 at 7:02pm

    7*7= 49
    5*3= 15
    49-15=
    34

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