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Transcript

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00:00 - 00:59 | Hello even lets start the question in this question we have given that form the pair of linear equation in the following problem and find the solution graphically 5 pencils and 7 pens together cost 50 rupees Where are 7 pencil and 5 pens together cost 46 rupees find the cost of one pencil and pen so we have given that here 5 pencils and 7 pens together with this is 50 rupees so let's hear each pencil cost this is here each pencil cost this is X rupees and now each pen caused this is your pen cost why Rupees and now we have given that equation that is this should a 5 pencils and 7 pens so that means in this video 5 x + 7 Y equal to the |

01:00 - 01:59 | 650 and now the second equation this would be here 7 pencils and five Pence this would be 7 pencil that 17 x x 7 pencils and 5 pens together cost 46 and now to trace the graph of these two equation v put the value in graphing calculator or we can save graphic pretty and you will get the curve here I am missing you so you will get the current this would be the curve this thread 1 represent 7 x + 5 = 246 and the screen 1 represent 5 x + 7 Y = 250 and I can see here the intersection point 3 and 5 so that we hear each pencil that is X here is pencil cost 3 rupees and each pen cost 5 rupees so this should be here each pencil cost |

02:00 - 02:59 | each pencil places 3 rupees and each pen cost 5 rupees this is a answer and hope you understood it thank you |