dayonehollis
dayonehollis
08-12-2017
Mathematics
contestada
find the difference (4ab-9a-8)-(7ab-1)
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Catya
Catya
08-12-2017
(4ab - 9a - 8)
- (7ab - 1)
distribute (multiply) the negative through the parenthesis
(4ab - 9a - 8)
- 7ab + 1
No need for other parenthesis because nothing in front or to combine inside.
4ab
- 9a
- 8 - 7ab + 1
Combine like terms
- 3ab - 9a - 7
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