Dalton S.
asked • 08/05/17Add and simplify: 2x/x+2+ 3/x−2
Two fractions. Thank you
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1 Expert Answer
Carol H. answered • 08/05/17
Tutor
4.9
(285)
Masters' Degree in Mathematics with 35 Years of Teaching Experience
2x/(x+2) + 3/(x-2) =
2x(x-2)/(x+2)(x-2) + 3(x+2)/(x+2)(x-2) =
(2x2-4x)/(x+2)(x-2) + (3x+6)/(x+2)(x-2) =
(2x2 - 4x + 3x + 6)/(x+2)(x-2) =
(2x2 - x + 6)/(x+2)(x-2) =
(2x+3)(x-2)/(x+2)(x-2) =
(2x+3)/(x+2)
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Kenneth S.
08/05/17