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help plz

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Solve each equation or inequality.  Graph the solution on a number line.  If  there is no solution, write "no solution.

3|x – 5| > 21

asked Aug 27, 2014 in ALGEBRA 2 by anonymous

1 Answer

0 votes

3|x – 5| > 21

Divide each side by 3.

3|x – 5|/3 > 21/3

|x – 5| >7

±(x – 5) > 7

(x – 5) > 7

x >12

- (x – 5) > 7

(x – 5)  < - 7

x < -2

Solution is x < -2 or x >12

The graph is

Circle means not include the point.

answered Aug 27, 2014 by bradely Mentor

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