Answer:
15/7 < x
Explanation:
Simplify using PEMDAS, and remember that multiplying/dividing a negative flips the sign of the inequality.
-5x - 3 < 2x - 18 (Add 18 to both sides)
-5x + 15 < 2x (Add 5x to both sides)
15 < 7x (Divide both sides by 7)
15/7 < x