Answer :
Given:
[tex]7x+5=m[/tex]Substitute x=3 in the above expression.
[tex]\begin{gathered} 7\times3+5=m \\ 21+5=m \\ 26=m \\ m=26 \end{gathered}[/tex]Thus, the value of m is 26 when x=3.
Given:
[tex]7x+5=m[/tex]Substitute x=3 in the above expression.
[tex]\begin{gathered} 7\times3+5=m \\ 21+5=m \\ 26=m \\ m=26 \end{gathered}[/tex]Thus, the value of m is 26 when x=3.