PLLZZ HELP ME OUT WITH THIS 1. A driver’s elevation is -30 feet relative to sea level. She dives down 12 feet. What is the elevation after the dive?Show your work.

2. Explain(In your own word) how to model -5+5+(-2) on the number line. (PS DON'T DO NUMBER LINE JUST EXAPLAIN )

3. How do you subtract an integer from another integer without using a number line ? Give an example.

4.Solve following problems(Show your work for subtraction)

(-1)+(-5)= b) (-1)+(9)= c)1-(-2)=

d) 19-(-19)= e) -87-(-87) f) 0-(-5)=