document.write( "Question 444212: I dont knw how to solve the equations and check them : help? My Teacher Gave me 50 probelms of these . i am only asking to do those so maybe after i knw how to do the rest of the 45 problems\r
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document.write( "1. x/2=x+1/4 --> have to solve and check I tryed to like elimate the bottom to like 2 because 2 can go into 4 so i thought the bottom woulve be 2 then i thought the top would be x^2+1 soo maybe the answer would be x^2+1/2?\r
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document.write( "2. 3/x-1=4/3x+2 ^^\r
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document.write( "3. 3x/x+1=0 ^^\r
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document.write( "4.3/x-1=1/x^2-1 \r
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document.write( "Please Help me this is 75% of my grade AND its not even a test :( \n" );
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Algebra.Com's Answer #306275 by Leaf W.(135)![]() ![]() You can put this solution on YOUR website! 1. \n" ); document.write( "Find the least common denominator (LCD) between 2 and 4... 4. Multiply the entire equation by this LCD: \n" ); document.write( "Simplify: \n" ); document.write( "Solve for x by subtracting x from both sides: \n" ); document.write( "Therefore, x = 1 \n" ); document.write( "2. \n" ); document.write( "Find the LCD between x-1 and 3x+2... (x-1)(3x+2) Multiply the entire equation by this LCD: \n" ); document.write( "Simplify (NOTE: the (x-1) and /(x-1) cancel each other out, and the same with the (3x+2) and /(3x+2)): \n" ); document.write( "Distribute: \n" ); document.write( "Subtract 6 from both sides: \n" ); document.write( "Subtract 4x from both sides: \n" ); document.write( "Divide both sides by 5: \n" ); document.write( "Therefore, x = -2 \n" ); document.write( "3. \n" ); document.write( "Since there is only one denominator, the LCD is x+1. \n" ); document.write( " \n" ); document.write( "Simplify (NOTE: The (x+1) and /(x+1) cancel each other out, and 0 multiplied by anything is 0): \n" ); document.write( "Divide both sides by 3: \n" ); document.write( "Therefore, x = 0 \n" ); document.write( "4. \n" ); document.write( "Factor the denominator ( \n" ); document.write( "Find the LCD between x-1 and (x+1)(x-1)... (x+1)(x-1). Multiply the entire equation by this: \n" ); document.write( "Simplify: \n" ); document.write( "Distribute: \n" ); document.write( "Subtract 3 from both sides: \n" ); document.write( "Divide both sides by 3: \n" ); document.write( "Therefore, |