Answer:
The height of the lighthouse is 
Step-by-step explanation:
Let
h -----> the height of the lighthouse
we know that
The tangent of angle of 68 degrees is equal to divide the height of the lighthouse by the horizontal distance from the buoy to the base of lighthouse
so

Solve for h

Answer:.
x greater than or equal to -8
Step-by-step explanation:
x+22-13x≥118
Collect like terms
x-13x≥118-22
-12x≥96
Divide both sides by -12
-12x/12≥96/-12
x≥96/-12
x≥-8
The answer is x greater than or equal to -8