document.write( "Question 211085This question is from textbook
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document.write( ": Please help. with these two problems Thanks. I am confused
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document.write( "Solve (find the value for the given variable) Show all work and check answers.\r
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document.write( "a+1/6 = 2/a\r
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document.write( "5/3x+1 = 3/3x-1 \n" );
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Algebra.Com's Answer #159496 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Solve (find the value for the given variable) Show all work and check answers. \n" ); document.write( "Assume it's (brackets would help alot) \n" ); document.write( " \n" ); document.write( "Cross multiply \n" ); document.write( "a(a+1) = 2*6 \n" ); document.write( "a^2 + a = 12 \n" ); document.write( "a^2 + a - 12 = 0 \n" ); document.write( "Factor \n" ); document.write( "(a-3)(a+4) = 0 \n" ); document.write( "a=-4 \n" ); document.write( "a=+3 \n" ); document.write( "I'll let you check both solutions in the original equation \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( "cross multiply \n" ); document.write( "5(3x-1) = 3(3x+1) \n" ); document.write( "15x - 5 = 9x + 3 \n" ); document.write( "15x - 9x = 3 + 5 \n" ); document.write( "6x = 8 \n" ); document.write( "x = \n" ); document.write( "x = 1 \n" ); document.write( ": \n" ); document.write( "Check solution by substituting 8/6 in original equation \n" ); document.write( " |