Question

Solve for x in the proportion

Answer 1

\[\frac {3}{x+2} = \frac {6}{x-1}\]

Answer 2

Cross multiply.
\[\frac{3}{x + 2} = \frac6{x - 1}\]\[6(x + 2) = 3(x - 1)\]\[6x + 12 = 3x - 3\]\[3x = -15\]\[x = -5\]