document.write( "Question 179880: A bill at officeland totaled $37.80. How much did the merchandise cost if the sales tax is 5%? \n" ); document.write( "
Algebra.Com's Answer #134778 by Mathtut(3670) ![]() You can put this solution on YOUR website! Since it wasnt said I will assume the 37.80 includes the sales tax \n" ); document.write( ": \n" ); document.write( "lets call the merchandise cost x \n" ); document.write( ": \n" ); document.write( "x+.05x=37.80 \n" ); document.write( ": \n" ); document.write( "1.05x=37.80 \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( ": \n" ); document.write( "which means the tax was $1.80 \n" ); document.write( " |