document.write( "Question 987075: during the first week of going-out-of-business sale, a store reduces all prices by 20%. The second week of the sale, it reduces all items by an additional $9. If a calculator was bought for $7.00 during the second week of the sale, find the original price of the calculator. \n" ); document.write( "
Algebra.Com's Answer #607869 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "x=original price \n" ); document.write( ". \n" ); document.write( "The price during first week is 20% off = 80% of original. \n" ); document.write( ". \n" ); document.write( "The second week additional $9 off. Price second week: \n" ); document.write( "0.80x-$9=$7 \n" ); document.write( "0.80x=$16 \n" ); document.write( "x=$16/0.80 \n" ); document.write( "x=$20 \n" ); document.write( "ANSWER: Original price was $20. \n" ); document.write( " |