document.write( "Question 684191: Find the value of x so that the line passing through (-2, 7) and (x, 2) has a slope of -1/3 \n" ); document.write( "
Algebra.Com's Answer #423985 by ReadingBoosters(3246)\"\" \"About 
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\"%287-2%29%2F%28-2-x%29+=+-1%2F3\"
\n" ); document.write( "...
\n" ); document.write( "\"5%2F%28-2-x%29+=+-1%2F3\"
\n" ); document.write( "Multiply both sides by (-2-x)
\n" ); document.write( "5 = \"%28-1%2F3%29%28-2-x%29\"
\n" ); document.write( "distribute the \"-1%2F3\"
\n" ); document.write( "5 = \"%28-1%2F3%29%28-2%29+-+%28-1%2F3%29%28x%29\"
\n" ); document.write( "...
\n" ); document.write( "5 = \"2%2F3+%2B+x%2F3\"
\n" ); document.write( "multiply both sides by 3
\n" ); document.write( "15 = 2 + x
\n" ); document.write( "isolate the x variable
\n" ); document.write( "\"highlight_green%28x+=+13%29\"
\n" ); document.write( "...
\n" ); document.write( "check
\n" ); document.write( "\"%287-2%29%2F%28-2-13%29+=+5%2F-15+=+-1%2F3\" correct!
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