Answer:
[tex]\boxed{\bold{6x \ + \ 11}}[/tex]
Step By Step Explanation:
Apply Distributive Law: [tex]\bold{\:a\left(b-c\right)=ab-ac}[/tex]
[tex]\bold{a=2,\:b=3x,\:c=1}[/tex]
= [tex]\bold{2\cdot \:3x-2\cdot \:1}[/tex]
Simplify [tex]\bold{2\cdot \:3x-2\cdot \:1}[/tex]
= [tex]\bold{6x-2}[/tex]
[tex]\bold{4+6x-2+9}[/tex]
Group Like Terms
[tex]\bold{6x+4-2+9}[/tex]
Add / Subtract: [tex]\bold{4-2+9=11}[/tex]
= [tex]\bold{6x+11}[/tex]
[tex]\bold{6x+11}[/tex]
- Mordancy