document.write( "Question 932711: joseph had 28 magnets and sarah had 157 magnets. after each of them added the same number to their collection, sarah had 4 times as many as joseph. How many did each of them add to their collection? \n" ); document.write( "
Algebra.Com's Answer #566342 by TimothyLamb(4379)![]() ![]() You can put this solution on YOUR website! x = number added to each collection \n" ); document.write( "157 + x = 4(28 + x) \n" ); document.write( "157 + x = 112 + 4x \n" ); document.write( "3x = 45 \n" ); document.write( "x = 15 \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( "Convert fractions, decimals, and percents: \n" ); document.write( "https://sooeet.com/math/fraction-decimal-percent.php \n" ); document.write( "--- \n" ); document.write( "Calculate and graph the linear regression of any data set: \n" ); document.write( "https://sooeet.com/math/linear-regression.php \n" ); document.write( " |