document.write( "Question 679259: Find the value of 'r' so the line that passes through (-4,8) and (r, -6) has a slope of 2/3. Please show work! \n" ); document.write( "

Algebra.Com's Answer #421894 by ReadingBoosters(3246) $\"\"$ $\"About$

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$\"%288--6%29%2F%28-4-r%29+=+2%2F3\"$
\n" ); document.write( "cross multiply
\n" ); document.write( "(8+6)(3) = (-4-r)(2)
\n" ); document.write( "...
\n" ); document.write( "(14)(3) = -8 - 2r
\n" ); document.write( "42 = -8 - 2r
\n" ); document.write( "42 + 8 = -2r
\n" ); document.write( "50 = -2r
\n" ); document.write( "-25 = r
\n" ); document.write( " $\"highlight_green%28r=-25%29\"$
\n" ); document.write( ".....................
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