Question

what is the solution of the proportion 8/x+2 = 3/x-1?

Answer 1

\[\frac{ 8 }{ x+2 }=\frac{3 }{ x-1 }\]
8(x-1)=3(x+2)
8x-8=3x+6
8x-3x=6+8
5x=14,
\[x=\frac{ 14 }{ 5 }=2.8\]