document.write( "Question 138487: From daughters [age 14] schoolbook with no ISBN.
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document.write( "x+1 over 3 = -x over 6\r
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document.write( "Thanks, you are great. I am learning lots from browsing here \n" );
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Algebra.Com's Answer #101114 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( ": \n" ); document.write( "The easiest way to solve these type of problems, where you have single faction on \n" ); document.write( "each side of the equal sign, is to cross multiply, resulting in: \n" ); document.write( ": \n" ); document.write( "6(x+1) = 3(-x) \n" ); document.write( "; \n" ); document.write( "Multiply what's inside the brackets \n" ); document.write( "6x + 6 = -3x \n" ); document.write( ": \n" ); document.write( "Subtract 6 from both sides: \n" ); document.write( "6x = -3x - 6 \n" ); document.write( ": \n" ); document.write( "Add 3x to both sides \n" ); document.write( "6x + 3x = -6 \n" ); document.write( ": \n" ); document.write( "9x = -6 \n" ); document.write( "x = \n" ); document.write( "x = \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "Check solution in original equation: \n" ); document.write( " \n" ); document.write( "Substitute -2/3 for x \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "Invert the divisors and mult \n" ); document.write( " \n" ); document.write( " |