SOLUTION: Calculate : 5x - 1/2 if 2x + 3 = 19

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Question 140917: Calculate : 5x - 1/2 if 2x + 3 = 19
Answer by checkley77(12844) About Me  (Show Source):
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2x+3=19
2x=19-3
2x=16
x=16/2
x=8 then:
5x-1/2
5*8-1/2
40-1/2
39 1/2 answer