SOLUTION: 3|2x + 5| =9x -6 I just want to know how to solve. In detail and examples please show me!
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Question 914555: 3|2x + 5| =9x -6 I just want to know how to solve. In detail and examples please show me!
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
Isolate the absolute value; in this case, simply multiplying left and right sides of equation by .
Examine two cases separately. Solve for , and solve for . Think logically about each of these cases about the signs of each step and decision.
Just to help with understanding,
Draw a number line and check how this works:
If , then .
If , then .
Also, if , then .
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