document.write( "Question 826245: the ratio of length and breadth of rectangle is 5:3.Find l and b if perimeter is 256 \n" ); document.write( "
Algebra.Com's Answer #497977 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! --- \n" ); document.write( "x = length \n" ); document.write( "y = breadth \n" ); document.write( "--- \n" ); document.write( "x/y = 5/3 \n" ); document.write( "3x = 5y \n" ); document.write( "--- \n" ); document.write( "2x + 2y = 256 \n" ); document.write( "--- \n" ); document.write( "linear system: \n" ); document.write( "3x = 5y \n" ); document.write( "2x + 2y = 256 \n" ); document.write( "--- \n" ); document.write( "put the system of linear equations into standard form: \n" ); document.write( "--- \n" ); document.write( "3x - 5y = 0 \n" ); document.write( "2x + 2y = 256 \n" ); document.write( "--- \n" ); document.write( "copy and paste the above linear system in standard form into this matrix-method solver: \n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php \n" ); document.write( "--- \n" ); document.write( "solution: \n" ); document.write( "x = length = 80 \n" ); document.write( "y = breadth = 48 \n" ); document.write( "--- \n" ); document.write( "system matrix \n" ); document.write( "3 -5 \n" ); document.write( "2 2 \n" ); document.write( "--- \n" ); document.write( "inverse of system matrix \n" ); document.write( "0.125 0.3125 \n" ); document.write( "-0.125 0.1875 \n" ); document.write( "--- \n" ); document.write( "determinant of system matrix = 16 \n" ); document.write( "--- \n" ); document.write( "Solve and graph linear equations: \n" ); document.write( "https://sooeet.com/math/linear-equation-solver.php \n" ); document.write( "--- \n" ); document.write( "Solve quadratic equations, quadratic formula: \n" ); document.write( "https://sooeet.com/math/quadratic-formula-solver.php \n" ); document.write( "--- \n" ); document.write( "Solve systems of linear equations up to 6-equations 6-variables: \n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php \n" ); document.write( " |