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Kodwo
 Post subject: Algebra Problem
PostPosted: Sat, 31 Dec 2011 02:18:25 UTC 
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Expand and simplify: – 5 (6a + 12) + 5


Soln:

– 30a – 60 + 5
– 30a – 55

is my answer right please?
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Denis
 Post subject: Re: Algebra Problem
PostPosted: Sat, 31 Dec 2011 04:16:35 UTC 
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YES; why are you asking?

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Shadow
 Post subject: Re: Algebra Problem
PostPosted: Sat, 31 Dec 2011 19:53:05 UTC 
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Denis wrote:
YES; why are you asking?


I somewhat agree. Alternatively, you know that lines are determined by two points, so you can always check this by just plugging in two values for a and seeing if they match.

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