1.

From the pair of linear equation. a) 5pencils and 7 pens together cost Is:50 whereas 7pencils and 5 pens together cost Rs:46​

Answer»

Answer:

LET the COST of pencil be x

then the cost of PEN be y

A/Q

5x + 7y = Rs.50

7x + 5y = Rs.46

..........................

Step-by-step EXPLANATION:

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