Quote:
Originally Posted by tehHinjew
-25/27x + 8/9 = 1/3
-25/27x + .888 - .888 = .333 -.888
-25/27x = .333 -.888
-25 / 27x = -.555
-25 / 27x * 27x = -.555 *27x
-25 = -.555 * 27x
-25 + .555 = 27x
-24.445 = 27x
-24.445 = 27x/27
-24.445/27 = x
-0.9 =x
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Your error is here:
-25 / 27x * 27x = -.555 *27x
-25 = -.555 * 27x
-25 + .555 = 27x
You didn't calculate the product of -.555 and 27x when you multiplied both sides by 27x.
That would have been -25 = -14.985x.
You would have ended up with @5/3. By rounding the numbers you were off by .015.