Question

Which set of values for x makes the inequality 12 - x < 7 true?

A. 3,4,5
B. 5
C. 5,6,7
D. 6,7

Answer 1

D. 6, 7

Explanation:

12 - x < 7

-x < -5

(whenever you multiply or divide an inequality by a negative you must switch the inequality symbol)

x > 5