What is the solution of 4 |x-3| - 8 = 8 ?

Mathematics
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What is the solution of 4 |x-3| - 8 = 8 ?

a.  x = -1 or x = 19/4

b.  x = -1 or x = 7

c.  x = 19/4 or x = 7

d.  x = 3/4 or x = 19/4

Apr 29th, 2015

4 Ix-3I = 16

Ix-3I = 4

x-3 = 4

x = 7

x-3 = -4

x = -1

Therefore,

b. x = -1 or x = 7

Apr 29th, 2015

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