document.write( "Question 7368: Jackie makes a batch of cookies using a 5 : 2 ratio of chocolate chips to candies. If each cookie has an average of six candies, how many chocolate chips must Jackie add to the dough to make a dozen cookies?
\n" ); document.write( " a) 72
\n" ); document.write( " b) 180
\n" ); document.write( " c) 360
\n" ); document.write( " d) 60
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Algebra.Com's Answer #4090 by ichudov(507)\"\" \"About 
You can put this solution on YOUR website!
I have not eaten cookies for 2 years after I lost 50 lbs.\r
\n" ); document.write( "\n" ); document.write( "If there are six candies in a cookie, then there are 6*12 candies in 12 cookies, or 72 candies.\r
\n" ); document.write( "\n" ); document.write( "\"chips%2Fcandies+=+5%2F2\". Since we know that candies = 72, \r
\n" ); document.write( "\n" ); document.write( "\"chips%2F72+=+5%2F2\", multiply both sides by 72\r
\n" ); document.write( "\n" ); document.write( "\"chips+=+72%2A5%2F2\"\r
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Solved by pluggable solver: EXPLAIN simplification of an expression
Your Result:

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  • This is an equation! Solutions: chips=180.
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  • Graphical form: Equation \"chips=72%2A5%2F2\" was fully solved.
  • Text form: chips=72*5/2 simplifies to 0=0
  • Cartoon (animation) form: \"simplify_cartoon%28+chips=72%2A5%2F2+%29\"
    For tutors: simplify_cartoon( chips=72*5/2 )
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  • If you have a website, here's a link to this solution.
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DETAILED EXPLANATION

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Look at \"chips=highlight_red%28+72+%29%2A5%2Fhighlight_red%28+2+%29\".
Factors 72 and 2 have greatest common factor (GCF) of 2. Reducing fraction.
It becomes \"chips=highlight_green%28+36+%29%2A5%2Fhighlight_green%28+1+%29\".
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Look at \"chips=highlight_red%28+36+%29%2Ahighlight_red%28+5+%29%2F1\".
Multiplied numerator integers
It becomes \"chips=highlight_green%28+180+%29%2F1\".
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Look at \"chips=180%2Fhighlight_red%28+1+%29\".
Remove extraneous '1' from product \"highlight_red%28+1%2F1+%29\"
It becomes \"chips=180\".
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Look at \"chips=highlight_red%28+180+%29\".
Moved these terms to the left \"highlight_green%28+-180+%29\"
It becomes \"chips-highlight_green%28+180+%29=0\".
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Look at \"highlight_red%28+chips-180+%29=0\".
Solved linear equation \"highlight_red%28+chips-180=0+%29\" equivalent to chips-180 =0
It becomes \"highlight_green%28+0+%29=0\".
Result: \"0=0\"
\n" ); document.write( "This is an equation! Solutions: chips=180.

Universal Simplifier and Solver

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Done!

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