Question

What is the solution set of the given replacement set?

24=x−9
; {9, 15, 33}

Responses

{9}
left curly bracket 9 right curly bracket

{15}
left curly bracket 15 right curly bracket

{33}
left curly bracket 33 right curly bracket

{9, 15}

Answer 1

Solve x − 9 = 24 → x = 24 + 9 = 33.
Check replacement set: only 33 makes the equation true.

Solution set: {33}