Final answer:
The expression -2 45h - 1 is equivalent to -90h - 1.
Step-by-step explanation:
The expression -2 45h - 1 can be rearranged as -2h(45) - 1. This means that the term -2h is multiplied by 45 and then the term -1 is subtracted from the result.
To find the expression that is equivalent to -2 45h - 1, we can distribute the -2h to 45. This creates the expression -90h - 1. So, the equivalent expression is -90h - 1.
Therefore, option 3) -3 54h is the correct equivalent expression.