[tex]\begin{gathered} \Rightarrow4(x+x+7)-2x+8-4 \\ \Rightarrow4(2x+7)-2x+4 \\ \Rightarrow8x+28-2x+4 \\ \Rightarrow6x+32 \\ \text{Now, put x=1} \\ \Rightarrow6\times1+32=38 \\ \text{Now from option C, put x=1} \\ 2(3x+16)=2\mleft(3\times1+16\mright)=38 \end{gathered}[/tex]
