![\"\"](\"/images/stars/stars-13.gif\")
You can put this solution on YOUR website!
-12x - (8x+4) + 10x = -2(x+1)
\n" ); document.write( "-12x-8x-4+10x=-2x-2
\n" ); document.write( "-10x+2x=-2+4
\n" ); document.write( "-8x=2
\n" ); document.write( "x=2/-8=- 1/4 ans.
\n" ); document.write( "Proof:
\n" ); document.write( "-12(-1/4)-(8(-1/4)+4)+10(-1/4)=-2((-1/4)+1)
\n" ); document.write( "3-(-2+4)-10/4=-2(3/4)
\n" ); document.write( "3-2-2.5=-1.5
\n" ); document.write( "-1.5=-1.5
\n" ); document.write( "-------------------------
\n" ); document.write( "5 + 11x -2(2x+4) -3x = 10x + 9
\n" ); document.write( "5+11x-4x-8-3x=10x+9
\n" ); document.write( "4x-10x=9+3
\n" ); document.write( "-6x=12
\n" ); document.write( "x=12/-6
\n" ); document.write( "x=-2 ans.
\n" ); document.write( "Proof:
\n" ); document.write( "5+11*-2-2(2(-2)+4))-3(-2)=10(-2)+9
\n" ); document.write( "5-22-2(-4+4)+6=-20+9
\n" ); document.write( "5-22-2*0+6=-20+9
\n" ); document.write( "-11=-11
\n" ); document.write( "-----------------------------------------
\n" ); document.write( "3(x-2)+5(x+1)=-2(x+4)+5
\n" ); document.write( "3x-6+5x+5=-2x-8+5
\n" ); document.write( "8x+2x=-3+1
\n" ); document.write( "10x=-2
\n" ); document.write( "x=-2/10
\n" ); document.write( "x=-1/5 ans.
\n" ); document.write( "Proof:
\n" ); document.write( "3(-1/5-2)+5(-1/5+1)=-2(-1/5+4)+5
\n" ); document.write( "3(-11/5)+5(4/5)=-2(19/5)+5
\n" ); document.write( "-33/5+4=-38/5+5
\n" ); document.write( "-33/5+20/5=-38/5+25/5
\n" ); document.write( "-13/5=-13/5 \n" ); document.write( "