document.write( "Question 1077413: What number would you multiply by the first equation and the second equation to solve the following system by addition, eliminating y? (Do not finish solving the system)
\n" ); document.write( "{2x+3y=-8, 5x+4y=12
\n" ); document.write( "

Algebra.Com's Answer #691875 by ikleyn(52803)\"\" \"About 
You can put this solution on YOUR website!
.
\n" ); document.write( "
\r\n" );
document.write( "Multiply first equation by 5, the second equation by 2.\r\n" );
document.write( "Then subtract the second from the first.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "In this way you eliminate \"x\".\r\n" );
document.write( "\r\n" );
document.write( "Then solve for \"y\".\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "After finding \"y\", substitute it into either of the two given equations to find \"x\".\r\n" );
document.write( "
\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "On the Substitution method, Elimination method, Determinants' method for solving the systems of two linear equations
\n" ); document.write( "in two unknowns see the lessons \r
\n" ); document.write( "\n" ); document.write( "    - Solution of the linear system of two equations in two unknowns by the Substitution method \r
\n" ); document.write( "\n" ); document.write( "    - Solution of the linear system of two equations in two unknowns by the Elimination method \r
\n" ); document.write( "\n" ); document.write( "    - Solution of the linear system of two equations in two unknowns using determinant \r
\n" ); document.write( "\n" ); document.write( "    - Geometric interpretation of the linear system of two equations in two unknowns \r
\n" ); document.write( "\n" ); document.write( "in this site.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Also, you have this free of charge online textbook in ALGEBRA-I in this site\r
\n" ); document.write( "\n" ); document.write( "    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "The referred lessons are the part of this online textbook under the topic \"Systems of two linear equations in two unknowns\".\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );