document.write( "Question 684436: What is 2x+y=5and 3x-2y=4 by using elimination to solve the system of equation? \n" ); document.write( "
Algebra.Com's Answer #424276 by ReadingBoosters(3246)![]() ![]() ![]() You can put this solution on YOUR website! Multiply the first equation by 2 \n" ); document.write( "2(2x+y=5) to get 4x + 2y = 10 \n" ); document.write( "add the second equation 3x-2y=4 \n" ); document.write( "4x + 3x + 2y + -2y = 10 + 4 \n" ); document.write( "7x = 14 \n" ); document.write( "x = 2 \n" ); document.write( "... \n" ); document.write( "Multiply the first equation by 3 and the second equation by -2 then add \n" ); document.write( "3(2x+y=5) to get 6x + 3y = 15 \n" ); document.write( "-2(3x-2y=4) to get -6x + 4y = -8 \n" ); document.write( "add them \n" ); document.write( "6x + -6x + 3y + 4y = 15 + -8 \n" ); document.write( "7y = 7 \n" ); document.write( "y = 1 \n" ); document.write( "... \n" ); document.write( " \n" ); document.write( "(2, 1) is the solution \n" ); document.write( "... \n" ); document.write( "check \n" ); document.write( "2(2) + 1 = 5 \n" ); document.write( "4 + 1 = 5 \n" ); document.write( "5 = 5 \n" ); document.write( "Correct \n" ); document.write( "..................... \n" ); document.write( "Have more questions? \n" ); document.write( "Email: HomeworkHelpers@readingboosters.com \n" ); document.write( "Delighted to help. \n" ); document.write( "-Reading Boosters \n" ); document.write( "Website: www.MyHomeworkAnswers.com \n" ); document.write( "Wanting for others what we want for ourselves. \n" ); document.write( " \n" ); document.write( " |