document.write( "Question 990964: Please help me solve this equation: 3x+2y=25
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document.write( " x-3y=1 \n" );
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Algebra.Com's Answer #610935 by ikleyn(52787)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Express x from the second equation, x = 3y+1, and substitute it into the first equation. You will get the equation for a single unknown y:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "3*(3y + 1) + 2y = 25.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Simplify and solve it:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "9y + 3 + 2y = 25,\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "11y = 25 -3,\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "11y = 22.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Please complete the solution yourself.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |