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jessicalacey65
jessicalacey65 jessicalacey65
  • 16-08-2016
  • Mathematics
Answered

What does this mean

2c - 4 if c =8

Verified Answer :

garydesir1
garydesir1 garydesir1
  • 16-08-2016

Hi Jessica

2c - 4 (but if c equal 8).

The first thing to do is replace c by 8 . So 2(8) -4 . now it is 16-4 = 12

Answer Link
smurfs2
smurfs2 smurfs2
  • 16-08-2016

c is the unknown number
you can replace c to 8
(PEMDAS)

2×8-4
16-4=
12

Answer Link

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