I dont under stand how to do this! My sheet says its multiplying and factoring

3a(8a-8)

3 a ( 8a - 8 ) :

Distributive parentheses using: a ( b + c ) = ab + ac

Apply minus - plus rules

+(-a) = -a

= 3a 8 a - 3 a 8

= 24 a² - 24 a

hope this helps!

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Anonymous Anonymous · Answer 2 · 2016-04-20T20:23:02-04:00

Anonymous Anonymous

20-04-2016

Solutions

1) Distribute

3a×8a+3a×−8

2) Gather like terms

3×8a×a+3a×−8

3) Simplify 3×8a×a to 24a²

24a²+3a×−8

4) Simplify 3a×−8 to −3a×8

24a²+−3a×8

5) Simplify 3a×8 to 24a

24a²−24a

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I dont under stand how to do this! My sheet says its multiplying and factoring 3a(8a-8)

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