Economy, asked by Pankajemtraine688, 11 months ago

8 pencils and 3 rullers cost 81 naira 7 pencils and 11 rullers cost 163 naira find the cost 3 pencils and 8 rullers

Answers

Answered by subhamshekhawat98551

0

Answer: 8x+3y =81 )11

7x+11y =163)3

88x +33y= 891

21x+33y=489

= 67x=402

=x=6 , y=9

Cost of 3 pencils =6*3=18naira

'' '' '' rullers =9*9=81 naira

Explanation:

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