SOLUTION: Solve for x x/a+x/b=c/d

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Question 1126733: Solve for x
x/a+x/b=c/d
Found 2 solutions by math_helper, MathTherapy:
Answer by math_helper(2461) About Me  (Show Source):
You can put this solution on YOUR website!
+x%2Fa+%2B+x%2Fb+=+c%2Fd+
+%28bx%2Fab%29+%2B+%28ax%2Fab%29+=+c%2Fd+
+%28bx%2Bax%29%2F%28ab%29++=+c%2Fd+
++x%28a%2Bb%29%2F%28ab%29+=+c%2Fd+

++highlight%28x+=+abc%2F%28d%28a%2Bb%29%29%29+ with restrictions +a%2Bb+%3C%3E+0+ and +d+%3C%3E+0

Answer by MathTherapy(10552) About Me  (Show Source):
You can put this solution on YOUR website!

Solve for x
x/a+x/b=c/d
matrix%281%2C3%2C+x%2Fa+%2B+x%2Fb%2C+%22=%22%2C+c%2Fd%29

bdx + adx =  abc ------- Multiplying by LCD, abd

x(bd + ad) =  abc

highlight_green%28matrix%281%2C3%2C+x%2C+%22=%22%2C+abc%2F%28bd+%2B+ad%29%29%29