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8 pencils and 3 rullers cost 81 naira 7 pencils and 11 rullers cost 163 naira find the cost 3 pencils and 8 rullers |
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Answer» 8x+3y =81 )117x+11y =163)388x +33y= 89121x+33y=489= 67x=402=x=6 , y=9Cost of 3 PENCILS =6*3=18naira '' '' '' rullers =9*9=81 nairaExplanation: PLEASE MARK me in brainlist. |
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