Mathematics, 20.05.2021 07:30 sloane50

The first A hours a train moved with speed m km/h , but thoung others B hours with n km/h. The distance traveled S for time A+B hours are expressed with a formula: A) S=An+Bn
B) S=Am+Bn
C) S=An×Bm
D) S=Am-Bn

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The first A hours a train moved with speed m km/h , but thoung others B hours with n km/h. The dista...