SOLUTION: The cost of a notebook in a bookshop is Rs. 15.Form a linear equation with x-representing the number of notebooks and y-representing the total cost (in Rs.) and draw its graph . Fr

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: The cost of a notebook in a bookshop is Rs. 15.Form a linear equation with x-representing the number of notebooks and y-representing the total cost (in Rs.) and draw its graph . Fr      Log On


   

Question 848958: The cost of a notebook in a bookshop is Rs. 15.Form a linear equation with x-representing the number of notebooks and y-representing the total cost (in Rs.) and draw its graph . From the graph,find the total cost if 5 notebooks are purchased.
Answer by stanbon(75887) About Me  (Show Source):
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The cost of a notebook in a bookshop is Rs. 15.Form a linear equation with x-representing the number of notebooks and y-representing the total cost (in Rs.) and draw its graph . From the graph,find the total cost if 5 notebooks are purchased.
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y = 15x
graph%28400%2C400%2C-10%2C10%2C-10%2C200%2C15x%29
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f(5) = 15*5 = 75
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Cheers,
Stan H.