document.write( "Question 996161: A plant grows 3.5 cm per week.It is now 10 cm tall.How many weeks from now will the plant grow to a height of 27.5 cm? \n" ); document.write( "
Algebra.Com's Answer #614706 by josgarithmetic(39617)\"\" \"About 
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\"y=mx%2Bb\"\r
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\n" ); document.write( "\n" ); document.write( "\"m=3.5%28cm%2Fweek%29\"\r
\n" ); document.write( "\n" ); document.write( "Now, \"b=10%2Acm\"\r
\n" ); document.write( "\n" ); document.write( "\"y=3.5x%2B10\"\r
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\n" ); document.write( "\n" ); document.write( "Want x for y=27.5.\r
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\n" ); document.write( "\n" ); document.write( "\"mx=y-b\"
\n" ); document.write( "\"x=%28y-b%29%2Fm\"
\n" ); document.write( "\"x=%2827.5-10%29%2F3.5\"
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