Question

|2x+3|=7;2
help pls

Answer 1

x = {-5, 2}

Explanation:

unfamiliar with the notation 7;2

will solve for |2x + 3| = 7

Solution I - the quanity inside the absolute value is 7

2x + 3 = 7

2x = 4

x = 2

Solution II - the quanity inside the absolute value is –7

2x + 3 = –7

2x = -10

x = -5

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x = {-5, 2}