Answer :
Given that
Then,
[tex]\begin{gathered} x=8 \\ \chi=-8 \\ x+\chi+4x=16+2x \\ 8+(-8)+4(8)=16+2(8) \\ 0+32=16+16 \\ 32=32 \end{gathered}[/tex]The answer is 32=32

Given that
Then,
[tex]\begin{gathered} x=8 \\ \chi=-8 \\ x+\chi+4x=16+2x \\ 8+(-8)+4(8)=16+2(8) \\ 0+32=16+16 \\ 32=32 \end{gathered}[/tex]The answer is 32=32