Question 308744
Solve the following inequality for x. Graph the solution n a number line, and write it in interval notation. 
[(2/5)x-3]+6 >= 9
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|(2/5)x-3| >= 3
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(2/5)x-3 >= 3 or (2/5)x-3 <= -3
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(2/5)x >= 6 or (2/5)x <= 0
x >= (5/2)6 or x <= (5/2)*0
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x >= 15 or x <= 0
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Cheers,
stan H.