document.write( "Question 81558: solve for x\r
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document.write( "10x + 3 = 4(x -1) + 1 \n" );
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Algebra.Com's Answer #58396 by tutorcecilia(2152)![]() ![]() You can put this solution on YOUR website! 10x + 3 = 4x-4 + 1 [simplify wherever possible] \n" ); document.write( "10x + 3 = 4x-3 \n" ); document.write( "10x + 3-3 = 4x-3-3 [solve for the x-term] \n" ); document.write( "10x = 4x-6 \n" ); document.write( "10x-4x = 4x-4x-6 \n" ); document.write( "6x=-6 \n" ); document.write( "6x/6=-6/6 \n" ); document.write( "x=-1 \n" ); document.write( ". \n" ); document.write( "check by plugging (x=-1) back into the original equation \n" ); document.write( "10x + 3 = 4(x -1) + 1 \n" ); document.write( "10(-1) + 3 = 4(-1 -1) + 1 \n" ); document.write( "-10 + 3 = 4(-2) + 1 \n" ); document.write( "-7 = -8 + 1 \n" ); document.write( "-7=-7 [checks out] \n" ); document.write( " |