How do you do this equation if someone can please explain this step by step 2x+5 -x-4 =1 x+4 x-5
Last edited by mr fantastic; Nov 7th 2009 at 02:12 PM. Reason: Changed post title
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Originally Posted by skml02 How do you do this equation if someone can please explain this step by step 2x+5 -x-4 =1 x+4 x-5 Step 1 multiply both sides by th common denominator Step b Set the equation to zero Step Let me know when you're done with steb b.
so I got 2x+5 over 1 and 4x-16 over x-5 = 4 but I don't get set the equation to zero
Originally Posted by skml02 so I got 2x+5 over 1 and 4x-16 over x-5 = 4 but I don't get set the equation to zero The common denominator is (x+4)(x-5), so multiplying both sides by this gives: Oh, this is easier than I previously thought...The squared terms dissapear...
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