document.write( "Question 590119: Solve the system by substitution or elimination. If the system is inconsistent or has dependent equations, say so. \r
\n" ); document.write( "\n" ); document.write( "x+y=12
\n" ); document.write( "y=4x-3\r
\n" ); document.write( "\n" ); document.write( "A) 3,9 B) 4,9 C) 2,12 D) 9,3
\n" ); document.write( "

Algebra.Com's Answer #375034 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
x+y=12
\n" ); document.write( "y=4x-3
\n" ); document.write( "-----------
\n" ); document.write( "Sub 4x-3 for y in the 1st equation.
\n" ); document.write( "
\n" ); document.write( "
\n" );