document.write( "Question 371647: what is the answer to the following equation using the substitution: x=3y-1, x+2y=9 please show work!! \n" ); document.write( "
Algebra.Com's Answer #264709 by Alan3354(69443) You can put this solution on YOUR website! what is the answer to the following equation using the substitution: x=3y-1, x+2y=9 \n" ); document.write( "----------- \n" ); document.write( "The answer to them depends on the question asked. That could be one of several questions. \n" ); document.write( "----------- \n" ); document.write( "If you want to solve for x and y, you should say that, not \"what is the answer to...\" \n" ); document.write( "--------- \n" ); document.write( "x=3y-1 \n" ); document.write( "x+2y=9 \n" ); document.write( "------ \n" ); document.write( "x+2y = 9 \n" ); document.write( "Sub eqn 1 for x \n" ); document.write( "(3y-1) + 2y = 9 \n" ); document.write( "5y - 1 = 9 \n" ); document.write( "5y = 10 \n" ); document.write( "y = 2 \n" ); document.write( "------- \n" ); document.write( "x = 3y-1 \n" ); document.write( "x = 5 \n" ); document.write( " \n" ); document.write( " |