jessicalacey65
jessicalacey65
16-08-2016
Mathematics
contestada
What does this mean
2c - 4 if c =8
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garydesir1
garydesir1
17-08-2016
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
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smurfs2
smurfs2
17-08-2016
c is the unknown number
you can replace c to 8
(PEMDAS)
2×8-4
16-4=
12
Answer Link
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