document.write( "Question 941074: peter can paint a room in 10 hour and pedro can paint a same room in 10 hour. how long will take to paint the room if they work together
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Algebra.Com's Answer #573624 by josmiceli(19441) $\"\"$ $\"About$

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Add the rates to get the rate working together
\n" ); document.write( " $\"+1%2F10+%2B+1%2F10+=+1%2Ft+\"$
\n" ); document.write( "Multiply both sides by $\"+10t+\"$
\n" ); document.write( " $\"+t+%2B+t+=+10+\"$
\n" ); document.write( " $\"+2t+=+10+\"$
\n" ); document.write( " $\"+t+=+5+\"$ hrs
\n" ); document.write( "They can paint the room in 5 hrs working together
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