SOLUTION: How do you simplify this equation 1/5(35a-15b)-1/7(7a-21b-3)-1/3

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Question 895667: How do you simplify this equation 1/5(35a-15b)-1/7(7a-21b-3)-1/3
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
1/5(35a - 15b) - 1/7(7a - 21b - 3) - 1/3
= (7a - 3b) - (a - 3b - 3/7) - 1/3

= 6a + 2/21