document.write( "Question 6720: 1. The first side of a triangle is 2 feet longer than the second. The third side is triple the second. The perimeter of the triangle is 42 feet. Find the length of each side of the triangle.\r
\n" );
document.write( "\n" );
document.write( "Define the variable expressions.\r
\n" );
document.write( "\n" );
document.write( "Write an equation.\r
\n" );
document.write( "\n" );
document.write( "Solve the equation and determine the values asked for.\r
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( "2. Anna is a store supervisor. The sales clerk earns $4000 per year less than Anna. The sum of Anna's annual salary and the clerk's annual salary is $61,200. Find Anna's and the clerk's annual salaries.\r
\n" );
document.write( "\n" );
document.write( "Define the variable expressions.\r
\n" );
document.write( "\n" );
document.write( "Write an equation.\r
\n" );
document.write( "\n" );
document.write( "Solve the equation and determine the values asked for.\r
\n" );
document.write( "\n" );
document.write( "Help\r
\n" );
document.write( "\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #3815 by longjonsilver(2297)![]() ![]() You can put this solution on YOUR website! the artemis solution is badly wrong. Ignore it.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Let middle length be x --> side2 \n" ); document.write( "so, side1 is x+2 \n" ); document.write( "and side3 is 3x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "perimeter is 3 sides added to give 42, so\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x + x+2 + 3x = 42 \n" ); document.write( "5x + 2 = 42 \n" ); document.write( "5x = 40 \n" ); document.write( "x = 8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "so, three sides are 8, 10 and 24\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "jon. \n" ); document.write( " \n" ); document.write( " |