document.write( "Question 1198025: Notebooks may be bought in bulk. If you can avail the first 10 notebooks at Php 15 each, and every piece of notebook thereafter costs Php 20, make a linear equation for this. Sketch the graph of the linear equation.
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Algebra.Com's Answer #831527 by ewatrrr(24785)\"\" \"About 
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first 10 notebooks at Php 15 each, and every piece of notebook thereafter costs Php 20
\n" ); document.write( " C = 20(x-10) + 150
\n" ); document.write( " C = 20x -200 + 150
\n" ); document.write( " C = 20x - 50
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