Answer:
28
Step-by-step explanation:
The other two angles that are adjacent to the right angle in a right triangle add up to 90. So
[tex]x + 1 + 2x + 5 = 90[/tex]
[tex]3x + 6 = 90[/tex]
[tex]3x = 84[/tex]
[tex]x = 28[/tex]
