Draw the solid lines \(y=2x\), \(3x+4y=12\) and \(x=3\). R is below \(y=2x\), above \(y=3-3x/4\) and to the left of \(x=3\). The three vertices are \((\frac{12}{11},\frac{24}{11})\), \((3,6)\) and \((3,\frac34)\). Leave this triangle unshaded and shade the unwanted regions.