document.write( "Question 23503: -2X+3Y=14
\n" );
document.write( "X+2Y=7 HAVING PROBLEMS SOLVING THIS PLEASE HELP \n" );
document.write( "
Algebra.Com's Answer #12286 by elima(1433)![]() ![]() ![]() You can put this solution on YOUR website! -2X+3Y=14 \n" ); document.write( "X+2Y=7 \n" ); document.write( "First we will solve the second eq. for x; \n" ); document.write( "x+2y=7 \n" ); document.write( "x=7-2y \n" ); document.write( "Now that we solved for x, plug that into eq. 1 and solve for y; \n" ); document.write( "-2(7-2y)+3y=14 \n" ); document.write( "-14+4y+3y=14 \n" ); document.write( "4y+3y=14+14 \n" ); document.write( "7y=28 \n" ); document.write( "y=4 \n" ); document.write( "Now that we have y, plug tha into eq.2 and find x; \n" ); document.write( "x+2(4)=7 \n" ); document.write( "x+8=7 \n" ); document.write( "x=-1 \n" ); document.write( "So we have; \n" ); document.write( "x=-1 \n" ); document.write( "y=4 \n" ); document.write( "Hope you understand! \n" ); document.write( "=) \n" ); document.write( " |