I just have 3 problems I don't know how to do...
5. 3/x+2/5,x(equals with a line through it)0
(1) 1/x (2) 2x+15/5x (3) 5/x+5 (4) 2x+15/x+5
9.If 2x+5=-25 and -3m-6=48, what is the product of x and m?
(1) -270 (2) -33 (3) 3 (4)270
** for 9 could you possibly tell me the steps, i tried it and i keep getting it wrong and i think m doing a stupid mistake
14. In a telephone survey of 100 households, 32 householdspurchased brand A cereal and 45 households purchased brand B cereal. If 10 households purchased both items, how many of the households did not purchase either brand A or brand B cereal. Show work.
Thank you very very much! All answers appreciated!!
2007-11-01
13:56:10
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3 answers
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asked by
Anonymous
in
Mathematics