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

1 Answer
Hihi
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#

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