Answer:
C
Step-by-step explanation:
Substitute the given values for x and y into the expression
5 × ([tex]\frac{60}{6(5)}[/tex]) - 1
= 5 × ([tex]\frac{60}{30}[/tex]) - 1
= (5 × 2) - 1
= 10 - 1
= 9 → C
