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The book shows the answer as 2 pens and 28 pencils (you need to spend as much money as possible and buy the greatest possible number of items). Is there any algebraic method to solve this? Thanks

I am sorry, it's 55 cents

0.55 * 2 + 0.3 * x <= 9.5 x = 28 To find the solution of this problem, do you use the trial and error method or is there an algebraic way?

.55 + .3x <= 9.5 x <= 29.8

55 X no. of pens + 30 X no.of pencils <= 950 I am not sure how to proceed next. Thanks in advance

A wooden pencil costs 30 cents and a pen costs 55 cents. Sharon is given $9.50 and is told to spend the money as much as possible on at least one pencil and at least one pen. However, for every pen that she buys, she must buy at least 3 pencils. Find the number of pencils and the number of pens...