MaryEGD MaryEGD

06-12-2016
Mathematics

contestada

I need help with numbers 8-11. By the way whoever answers the quetion, the next quetions I'll put 40 points cause this one I put 20. And I need this one by tomorrow.

I need help with numbers 811 By the way whoever answers the quetion the next quetions Ill put 40 points cause this one I put 20 And I need this one by tomorrow class=

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jahanianamir jahanianamir

06-12-2016

for number 8,Section A:
country carpets:22 × square +100
city carpets:25 × square +70
⇒22x +100= 25x+70
⇒X=10

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