Question

$$2x- \frac{ 1 }{ 3 } -3 \frac{ x }{ 4 } = \frac{ 5 }{ 6 }$$

Answer

x=14/15

Solution


Simplify  \(3\times \frac{x}{4}\)  to  \(\frac{3x}{4}\).
\[2x-\frac{1}{3}-\frac{3x}{4}=\frac{5}{6}\]
Simplify  \(2x-\frac{1}{3}-\frac{3x}{4}\)  to  \(\frac{5x}{4}-\frac{1}{3}\).
\[\frac{5x}{4}-\frac{1}{3}=\frac{5}{6}\]
Add \(\frac{1}{3}\) to both sides.
\[\frac{5x}{4}=\frac{5}{6}+\frac{1}{3}\]
Simplify  \(\frac{5}{6}+\frac{1}{3}\)  to  \(\frac{7}{6}\).
\[\frac{5x}{4}=\frac{7}{6}\]
Multiply both sides by \(4\).
\[5x=\frac{7}{6}\times 4\]
Use this rule: \(\frac{a}{b} \times c=\frac{ac}{b}\).
\[5x=\frac{7\times 4}{6}\]
Simplify  \(7\times 4\)  to  \(28\).
\[5x=\frac{28}{6}\]
Simplify  \(\frac{28}{6}\)  to  \(\frac{14}{3}\).
\[5x=\frac{14}{3}\]
Divide both sides by \(5\).
\[x=\frac{\frac{14}{3}}{5}\]
Simplify  \(\frac{\frac{14}{3}}{5}\)  to  \(\frac{14}{3\times 5}\).
\[x=\frac{14}{3\times 5}\]
Simplify  \(3\times 5\)  to  \(15\).
\[x=\frac{14}{15}\]

Decimal Form: 0.933333