Help me simplify ...

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- January 15th 2008, 07:56 AMXIII13ThirteenI need help simplifying ...
Help me simplify ...

- January 15th 2008, 08:22 AMTKHunny
Use parentheses to clarify meaning.

Do you mean this: ?

Hints:

90 = 9*10

Let's see what you get. - January 15th 2008, 09:12 AMXIII13Thirteen
- January 15th 2008, 09:17 AMXIII13Thirteen
I'm getting

Is that correct? I multiplied the 90 into the equations making 180x-240y to 3x-4y - January 15th 2008, 09:31 AMtopsquark
- January 15th 2008, 02:19 PMXIII13Thirteen
- January 15th 2008, 05:58 PMXIII13Thirteen
So is it

? - January 15th 2008, 08:37 PMtopsquark
- January 16th 2008, 05:37 AMXIII13Thirteen

OK :). Thank you. I've been away from pre-cal for some time and I'm a bit rusty on factorization. I appreciate all of your help