document.write( "Question 747697: How do I know that my solution to the equation makes sense?
\n" ); document.write( "Equation: (3I-20)+I=500
\n" ); document.write( "Solution: I=130
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Algebra.Com's Answer #455075 by mikeebsc(26)\"\" \"About 
You can put this solution on YOUR website!
Substitute the number 130 wherever you see the variable I.\r
\n" ); document.write( "\n" ); document.write( "(3(130)-20)+130=500
\n" ); document.write( "390-20+130=500
\n" ); document.write( "370+130=500
\n" ); document.write( "500=500\r
\n" ); document.write( "\n" ); document.write( "You got it!!
\n" ); document.write( "Good job and Good luck,
\n" ); document.write( "Mike
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