document.write( "Question 96285: Hello I am being asked a question that I do not understand, It asks to Solve a system of equations to find the two numbers described.
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document.write( "The sum of a number and twice a greater number is 8. The sum of the greater number and twice the lesser number is -6 \n" );
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Algebra.Com's Answer #70110 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! x+2y=8 or x=-2y+8 \n" ); document.write( "2y+2x=-6 now sustitute (-2y+8) for x & solve for y. \n" ); document.write( "2y+2(-2y+8)=-6 \n" ); document.write( "2y-4y-16=-6 \n" ); document.write( "-2y=-6+16 \n" ); document.write( "-2y=10 \n" ); document.write( "y=10/-2 \n" ); document.write( "y=-5 answer. \n" ); document.write( "x+2*-5=8 \n" ); document.write( "x-10=8 \n" ); document.write( "x=8+10 \n" ); document.write( "x=18 answer. \n" ); document.write( "proof \n" ); document.write( "18+2*-5=8 \n" ); document.write( "18-10=8 \n" ); document.write( "8=8 \n" ); document.write( " |