Answer:
[tex]\Huge \boxed{x=34}[/tex]
[tex]\rule[225]{225}{2}[/tex]
Step-by-step explanation:
[tex]x+x+11=79[/tex]
Combining like terms.
[tex]2x+11=79[/tex]
Subtracting 11 from both sides.
[tex]2x=68[/tex]
Dividing both sides by 2.
[tex]x=34[/tex]
[tex]\rule[225]{225}{2}[/tex]
