Question

Solve: |2n - 3| = 5
A. {-1, 4}
B. {1, 4}
C. {-1, 1}
I pick b but i want to make sure
D. {1, -4}

Answer 1

I would go with A
|2(-1) - 3| = 5
|-2 - 3| = 5
|-5| = 5
and
|2(4) - 3| = 5
|8 - 3| = 5
|5| = 5