Mathematics, 02.07.2019 23:20 ZayBoogie4771

Which expressions are equivalent?
a. 1/5k-2/3j and -2/3j+1/5k
b. 1/5k-2/3j and -1/5k+2/3 j
c. 1/5k - 2/3j and 1/5j-2/3k
d. 1/5k-2/3j and 2/3j-1/5k
15 points! hurry! thx

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Which expressions are equivalent?
a. 1/5k-2/3j and -2/3j+1/5k
b. 1/5k-2/3j and -1/5k+2/...