Final answer:
The equivalent expression to (r/s)(6) is option B, which is 6 × (r/s), according to the commutative property of multiplication.
Step-by-step explanation:
The expression equivalent to (r/s)(6) is found by multiplying the entire fraction (r/s) by 6. Therefore, the correct expression is multiplying 6 directly with the fraction (r/s), which gives us 6 × (r/s), aligning with option B. It's important to follow the commutative property of multiplication, which states that the order of factors does not change the product, reinforcing the solution.