Which expression is equivalent to(2x^5+-4x^3)

The equivalent expression is

Step-by-step explanation:

Given:

Here we have expression and to simplify it

Distribute minus sign

Combine the like terms (whose variable part same)

Equivalent expression  

Hence, The equivalent expression is

answer: all of the odd numbers were opened

the first person was the one that was opening all of the lockers. since one is odd, this causes all of the odd number lockers to be opened in the end.

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step-by-step explanation: