Please Solve This Question For Me, Its Urgent - Education - Nairaland
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| Please Solve This Question For Me, Its Urgent by charitybabe: 3:23pm On Mar 19, 2015 |
A student bought 3 notebooks and 1 pen for 35naira, after misplacing it, she bought the same 2 notebooks and 2 pens for 30naira, what is the cost for 1pen. |
| Re: Please Solve This Question For Me, Its Urgent by 42n8dzydoo(m): 3:32pm On Mar 19, 2015 |
5naira |
| Re: Please Solve This Question For Me, Its Urgent by SuperSuave(m): 3:33pm On Mar 19, 2015 |
1 pen is #5 na  Notebook is #10 each 3books(#30)+1pen(#5)=#35 2book(#20)+2pens(#10)=#30 |
| Re: Please Solve This Question For Me, Its Urgent by appliedscience(m): 3:36pm On Mar 19, 2015 |
let x =notebook price y= price of pen using simultaneuos eqn 3x + y= 35 2x + 2y = 30 solve usin elimination method y = 5. so price of one pen = #5 |
| Re: Please Solve This Question For Me, Its Urgent by charitybabe: 5:36pm On Mar 19, 2015 |
Thanks y"all  |
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