Answer:
False
Step-by-step explanation:
Substitute k = [tex]\frac{3}{5}[/tex] into the left side, evaluate and compare result with right side.
15 × [tex]\frac{3}{5}[/tex] + 3 = 9 + 3 = 12 < 15
Thus k = [tex]\frac{3}{5}[/tex] is not a solution of the inequality