Question

$$\frac { s } { 3 } - \frac { 1 } { 2 } = \frac { s } { 6 } - \frac { 1 } { 3 }$$

Answer

g=(s+1)/(2*s)

Solution


Use this rule: \(a \times \frac{b}{c}=\frac{ab}{c}\).
\[\frac{gs}{3}-\frac{1}{2}=\frac{s}{6}-\frac{1}{3}\]
Add \(\frac{1}{2}\) to both sides.
\[\frac{gs}{3}=\frac{s}{6}-\frac{1}{3}+\frac{1}{2}\]
Simplify  \(\frac{s}{6}-\frac{1}{3}+\frac{1}{2}\)  to  \(\frac{s}{6}+\frac{1}{6}\).
\[\frac{gs}{3}=\frac{s}{6}+\frac{1}{6}\]
Join the denominators.
\[\frac{gs}{3}=\frac{s+1}{6}\]
Multiply both sides by \(3\).
\[gs=\frac{s+1}{6}\times 3\]
Simplify  \(\frac{s+1}{6}\times 3\)  to  \(\frac{s+1}{2}\).
\[gs=\frac{s+1}{2}\]
Divide both sides by \(s\).
\[g=\frac{\frac{s+1}{2}}{s}\]
Simplify  \(\frac{\frac{s+1}{2}}{s}\)  to  \(\frac{s+1}{2s}\).
\[g=\frac{s+1}{2s}\]