math

how to solve for x in terms of the other variables in this equation?Can anyone please teach?I got no idea...Thanks a lot!

3cx+8d^2=2d(2x+3c)

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asked by Malisa
  1. expand it first

    3cx + 8d^2 = 2dx + 6dc

    get the x's on one side, the non-x's to the other side.

    3cx - 2dx = 6dc - 8d^2

    take out x as a common factor

    x(3c - 2d) = 6dc - 8d^2

    divide..

    x = (6dc - 8d^2)/(3c - 2d)

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    posted by Reiny

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