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3/x+5 - 3x/3x+15 + 1/2x+10
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Two questions: 1) Is this the expression? \[\frac{3}{x+5}-\frac{3x}{3+15}+\frac{1}{2x+10}\]2) Wht do they want you to do here? (I'm guessing they want you to simplify it into a single fraction...)
find the lcd
then simplify the answer
look 3x/3x= zero so just get rid of that then 5 -15= -10 -10 +10 = 0 so ur left with 3/x + 1/2x which is just 4/x
3x/3x doesn't equal 0 but 1....O.o
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oh yh whopps so its just 4/x +x
or simplified 6/x
Don't u have to find the common denom. in here?
wrong the answer is 7-2x/2(x+5)
U found it by urself....gr8 :)
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you have to find the lcd
wht is lcd?
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