Answer:
[tex]\Huge \boxed{42x+7} \\ \\ \\ \Huge \boxed{x+18}[/tex]
Step-by-step explanation:
Part 1:
[tex]7(6x + 1)[/tex]
Distribute 7 to the terms in the brackets.
[tex]7(6x)+7(1)[/tex]
[tex]42x+7[/tex]
Part 2:
[tex]4+(14+x)[/tex]
Removing brackets.
[tex]4+14+x[/tex]
Combining like terms.
[tex]18+x[/tex]