document.write( "Question 14410: You are picking up a friend and going to a concert. Your friend lives 3 miles west of your house and the concert is 21 miles east of your friends house. When you are at the concert, how far away from home are you?\r
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Algebra.Com's Answer #7211 by elima(1433)\"\" \"About 
You can put this solution on YOUR website!
So let x be your house; you drive 3 miles to get to your friends house, then your drive back past your house 21 miles to get to the concert.
\n" ); document.write( "x+3=21
\n" ); document.write( "Subtract both sides by 3:
\n" ); document.write( "x+3-3=21-3
\n" ); document.write( "x=18
\n" ); document.write( "Your are 18 miles from your house.
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