SOLUTION: please help me solve these problems 1. (2-3)-(2x-9) 2. (a-3)(a+4)(a-5)

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Question 182693: please help me solve these problems
1. (2-3)-(2x-9)


2. (a-3)(a+4)(a-5)
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
please help me solve these problems
1. (2-3)-(2x-9)

2. (a-3)(a+4)(a-5)
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What do you want to do? There's nothing to solve for, they're not equations.
I'll expand #2
(a-3)*(a+4)*(a-5)
= %28a-3%29%2A%28a%5E2+-+a+-+20%29 You can multiply them in any order.
=a%5E3+-+4a%5E2+-17a+%2B+60