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Mathematics, 21.03.2021 01:30 jaycobgarciavis

Resuelve los siguientes ejercicios 1) [3+ 4+ [4-7] + 4-9] =
2) {45 - 28 - (3-9) + (2 + 3)} =
3) 2 - {2- (2-3 + 1) + [2 + 3} - 2} =​

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Resuelve los siguientes ejercicios 1) [3+ 4+ [4-7] + 4-9] =
2) {45 - 28 - (3-9) + (2 + 3)} =
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