5a-3b+4(2a-b)+5

i dont really get how to do this it is so hard for me please help.. thanks
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5 Answers

5a - 3b + 4(2a - b) + 5
= 5a - 3b + 8a - 4b + 5
= 13a - 7b + 5
by

 1  2  9  = ?

by
1a  b2   c9  = ?
by
2a^2-3[3b-3b(b+4)]
by
don't really know but good luck
by

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