document.write( "Question 1034747: Assume you are rolling two dice; the first one is red, and the second one is green. Use systematic listing to determine the number of ways you can roll a total of 9 on the two dice. \n" ); document.write( "
Algebra.Com's Answer #649423 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
Let's list out the sample space\r
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\n" ); document.write( "\n" ); document.write( "{1, 1}
\n" ); document.write( "{1, 2}
\n" ); document.write( "{1, 3}
\n" ); document.write( "{1, 4}
\n" ); document.write( "{1, 5}
\n" ); document.write( "{1, 6}
\n" ); document.write( "{2, 1}
\n" ); document.write( "{2, 2}
\n" ); document.write( "{2, 3}
\n" ); document.write( "{2, 4}
\n" ); document.write( "{2, 5}
\n" ); document.write( "{2, 6}
\n" ); document.write( "{3, 1}
\n" ); document.write( "{3, 2}
\n" ); document.write( "{3, 3}
\n" ); document.write( "{3, 4}
\n" ); document.write( "{3, 5}
\n" ); document.write( "{3, 6}
\n" ); document.write( "{4, 1}
\n" ); document.write( "{4, 2}
\n" ); document.write( "{4, 3}
\n" ); document.write( "{4, 4}
\n" ); document.write( "{4, 5}
\n" ); document.write( "{4, 6}
\n" ); document.write( "{5, 1}
\n" ); document.write( "{5, 2}
\n" ); document.write( "{5, 3}
\n" ); document.write( "{5, 4}
\n" ); document.write( "{5, 5}
\n" ); document.write( "{5, 6}
\n" ); document.write( "{6, 1}
\n" ); document.write( "{6, 2}
\n" ); document.write( "{6, 3}
\n" ); document.write( "{6, 4}
\n" ); document.write( "{6, 5}
\n" ); document.write( "{6, 6}\r
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\n" ); document.write( "\n" ); document.write( "This is the entire set of possible outcomes. For example, {4, 6} means rolling a 4 first, then a 6 next. \r
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\n" ); document.write( "\n" ); document.write( "Often it's handy to write in a table form like you see below. The table makes things more compact and readable. \r
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\n" ); document.write( "Source: http://math.stackexchange.com/questions/598808/if-you-roll-a-fair-six-sided-die-twice-whats-the-probability-that-you-get-the\r
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\n" ); document.write( "\n" ); document.write( "Now let's focus on the outcomes where the sum of the two rolls gets 9. Those outcomes are...\r
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\n" ); document.write( "\n" ); document.write( "{3, 6}
\n" ); document.write( "{4, 5}
\n" ); document.write( "{5, 4}
\n" ); document.write( "{6, 3}\r
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\n" ); document.write( "\n" ); document.write( "Eg: {3,6} means we rolled a 3 first and then a 6. The sum of the roll is 3+6 = 9.\r
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\n" ); document.write( "\n" ); document.write( "Final Answer: there are 4 ways to roll a 9
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