document.write( "Question 148664: I'm trying to help my grandson with a problem, and I don't even know where to start(algebra was MANY years ago for me!):\r
\n" ); document.write( "\n" ); document.write( "w = 3.8w - 7
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Algebra.Com's Answer #108992 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
w=3.8w-7
\n" ); document.write( "W-3.8W=-7
\n" ); document.write( "-2.8W=-7
\n" ); document.write( "W=-7/-2.8
\n" ); document.write( "W=2.5 ANSWER.(FROM A GREAT-GREAT GRANDPA)
\n" ); document.write( "PROOF:
\n" ); document.write( "2.5=3.8*2.5-7
\n" ); document.write( "2.5=9.5-7
\n" ); document.write( "2.5=2.5
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