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simplify (9w^2+9 w-1)-(-w^2-6w+8)+(-5w^2+6w+5)=
(9w^2+9 w-1)-(-w^2-6w+8)+(-5w^2+6w+5) = 9w^2+9 w-1+w^2+6w-8-5w^2+6w+5 = (9w^2+w^2-5w^2)+(9w+6w+6w)+(-1-8+5) = 5w^2+21w-4
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Asked 9/22/2014 11:27:12 AM
Updated 9/22/2014 8:14:55 PM
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(9w^2+9 w-1)-(-w^2-6w+8)+(-5w^2+6w+5)
= 9w^2+9 w-1+w^2+6w-8-5w^2+6w+5
= (9w^2+w^2-5w^2)+(9w+6w+6w)+(-1-8+5)
= 5w^2+21w-4
Added 9/22/2014 8:14:55 PM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [9/23/2014 4:19:14 AM]
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4(-5)=20+1=
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Updated 9/22/2014 1:46:34 AM
1 Answer/Comment
4(-5)=20+1 is FALSE.
Added 9/22/2014 1:46:29 AM
This answer has been confirmed as correct and helpful.
(8-u)(3u+2)=0 solve
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Updated 9/23/2014 4:18:23 AM
1 Answer/Comment
(8 - u)(3u + 2) = 0;
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Added 9/23/2014 4:18:23 AM
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