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Mathematics, 10.03.2021 19:40 ReaLily

Which expression is equivalent to (0.21t -0.3) - (0.8t - 0.21)? Choose the correct answer below.
OA. 0.59t + 0.51
OB -0.59t +0.51
OC. 0.59t-0.09
OD. -0.59t-0.09

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Which expression is equivalent to (0.21t -0.3) - (0.8t - 0.21)? Choose the correct answer below.
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