maddy3811
maddy3811
11-10-2017
Mathematics
contestada
(b^2 +8b-9) - (11b^2 -4b+7)
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Аноним
Аноним
11-10-2017
I believe this would be -10b^2+12b-16
Hope this helps!
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hskshh2654
hskshh2654
11-10-2017
Use cymath it gives you the answer and shows you how to do it sel by step
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