Answer:
x = 5.5
Step-by-step explanation:
Solve for x by simplifying both sides of the equation, then isolating the variable.



-7 -7

Divide both sides by -1.

Angle B is 36. Hope this helps. :)
Answer:
18
Step-by-step explanation:
Mark is 18 years old.
Answer:
22mm
Step-by-step explanation:
The explanation is on the picture I attached!
Hope you get it!