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How to find the absolute value of |2x+3|=13

1 Answer

4 votes

Answer:

x=5 or x = -8

Explanation:

|2x+3|=13

There are two solutions to this problem, one positive and one negative

2x+3 =13 and 2x+3 = -13

Subtract 3 from all sides

2x+3-3 = 13-3 2x+3-3 = -13-3

2x = 10 2x = -16

Divide each side by 2

2x/2=10/2 2x/2 = -16/2

x = 5 x = -8

User Eduardo Matsuoka
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