Math, asked by sujathagandham365, 3 months ago

formulate a pair of linear equation in two variables for the given data 5 pencils and 7 pens together cost 60 rupees ,where 7 pencils and 5 pens together cost 80 rupees

Answers

Answered by kurniawanalvin351

0

Answer:

5a+7b=60

7a+5b=80

Step-by-step explanation:

a=pencils

b=pen

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