document.write( "Question 449983: IF x+y=4 y=x-8, what is the value of x? \n" ); document.write( "
Algebra.Com's Answer #309545 by Gogonati(855)![]() ![]() You can put this solution on YOUR website! To find the value of x, substitute in the first equation y=x-8, and solve for x:\r \n" ); document.write( "\n" ); document.write( " |