document.write( "Question 615332: The cost of Austin's phone bill increased by 5% to 62.79. What was the cost of his bill before it increased.
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Algebra.Com's Answer #387073 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let the previous bill be x \n" ); document.write( "increased by 5% \n" ); document.write( "so the present bill will be \n" ); document.write( "1.05x\r \n" ); document.write( "\n" ); document.write( "1.05x = 62.79 \n" ); document.write( "x=62.79/1.05 \n" ); document.write( "= 59.80 \n" ); document.write( " |