Using distributive property find the answer of: 
a) 3 + 6 + 9 + 12 + 15
(Remember to use distributive property)

Dear student,

3 + 6 + 9 + 12 + 15=3 + 3*2 +3*3 +3*4 +3*5 = 3(1 + 2 + 3 + 4 + 5)= 3*15 = 45

Regards

  • 1
Dear student
a)3 + 6+ 12 +15
=  (10 -1) + 27
= 30 -1 + 10 -1
= 30 +10  + 5
= 45
Hope it helps
  • -1
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