document.write( "Question 641485: Use the formula d=rt to find the value of the missing variable.
\n" ); document.write( "d=80 feet t=20seconds
\n" ); document.write( "r=___ft/sec. \n" ); document.write( "

Algebra.Com's Answer #403679 by MathLover1(20849) $\"\"$ $\"About$

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$\"d=rt\"$ \r
\n" ); document.write( "\n" ); document.write( "if $\"d=80ft\"$ and $\"+t=20sec\"$ , then\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " $\"r=%2880%2F20%29%28ft%2Fsec%29\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"r=4%28ft%2Fsec%29\"$ \n" ); document.write( "

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