If |x + 3| = 4x - 3 and |y + 1| = 3, and x ≠ y, what is the product of the unique solutions for x and y?

Correct answer marked below

-16

-8

Correct

-4

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What this question tests

Your ability to solve absolute-value equations and inequalities by considering both cases.

Dropping the absolute value bars entirely or missing that |x| = k has two solutions when k > 0.