document.write( "Question 1151064: Pre-orders for the year cost $38 each, while full price costs $45 each. If 24 students in Mr. Hillmans homeroom purchased yearbooks for a total of $975, how many students pre-ordered and how many bought their yearbook at full price ? \n" ); document.write( "

Algebra.Com's Answer #772670 by ikleyn(52790) $\"\"$ $\"About$

You can put this solution on YOUR website!
.
\n" ); document.write( "

\r\n" );
document.write( "\r\n" );
document.write( "x at 38 dollars;  (24-x) at 45 dollars.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "The total money equation is\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    38x + 45*(24-x) = 975   dollars.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "From the equation, express \"x\" and calculate\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    x =  = 15.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "ANSWER.  15 at 38 dollars and the rest, 24-15 = 9 at 45 dollars.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "CHECK.   15*38 + 9*45 = 975  dollars.   ! Precisely correct !\r\n" );
document.write( "

\r
\n" ); document.write( "\n" ); document.write( "Solved.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );