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Mathematics, 10.03.2021 02:50 PNA

Which expression is equivalent to (0.21t - 0.3) – (0.8t – 0.21)? Choose the correct answer below.
OA. 0.591 + 0.51
OB. -0.591 +0.51
OC. 0.591 -0.09
OD. - 0.59-0.09

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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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