Math, asked by mistyash169, 10 months ago

a man bought a pencil for rupees 4 x + 7 and a pen for rupees 5 x square + 7 x minus 3 he gave rupees to x cube + 3 x minus 5 to the shopkeeper how much money did he get back ​

Answers

Answered by suraj650
3

Answer:

cost of pencil=Rs 4x +7

cost of pen=Rs 5x square+7x -3

Total cost =4x +7 +5x square +7x-3

=5x square +11x+4

He gave money to the shopkeeper=x cube+3x-5

Money he get back from the shopkeeper=x cube +3x-5-(5x square+11x+4)

=x cube +3x-5-5x square -11x-4

=x cube -5x square-8x-9 A

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