SOLUTION: Subtract:
{{{(3/(x+5))+(-4/(x+1))}}}
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Question 310172: Subtract:
Found 2 solutions by mananth, JBarnum:
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
3/x+5 - 4/x+1
3(x+1)-4(x+5) / (x+1)(x+5)
3x+3 -4x-20 / (x+1)(x+5)
-x-17 /(x+1)(x+5)
-(x+17) /(x+1)(x+5)
Answer by JBarnum(2146) (Show Source): You can put this solution on YOUR website!
just like regular subtraction of fractions you need to find a common denominator
in this case its simply easier to multiply both denominators together to get the same denominator
so the 1's look like this: ,
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