1.Solve for h:A=3 pi radius h? 2.solve x:2x+9+8x=14? 3.Solve 4x-5=-17?

1 Answer
Feb 28, 2018
  1. h=A/(3pir)
  2. x=1/2
  3. x=-3

Explanation:

  1. A=3pirh
    h=A/(3pir)
    As there are no other figures, we can only simplify and change the subject to solve for h.

2.
2x+9+8x=14

10x+9=14

10x=5

x=1/2

3.
4x-5=-17

4x=-12

x=-3