document.write( "Question 1174564: Solve the systems of linear equations in two unknown of;\r
\n" ); document.write( "\n" ); document.write( "6x-2y+2=0
\n" ); document.write( "-12x+4y=4 \n" ); document.write( "

Algebra.Com's Answer #799984 by ikleyn(52790) $\"\"$ $\"About$

You can put this solution on YOUR website!
.
\n" ); document.write( "

\r\n" );
document.write( "\r\n" );
document.write( "Divide 1-st equation by 2 and then write in the STANDARD form.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Divide 2-nd equation by 4 and then write in the STANDARD form.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "You will get\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    3x - y = -1\r\n" );
document.write( "\r\n" );
document.write( "    3x - y = -1\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Looking attentively, you see that these two equations are IDENTICAL.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "THEREFORE, they have infinitely many solutions, representing the straight line\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "    y = 3x + 1.     (*)\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Variable \"x\" may have any real value, and variable \"y\" has the real value according to the formula (*)\r\n" );
document.write( "

\r
\n" ); document.write( "\n" ); document.write( "Solved, answered and explained. // And completed.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );