... ATQ Þ 5x + 15 = 42 5x = 27 16 × 16 = 16 × 4 + 24 × x x=16 [16 24 -4] LetDistancebe=D,SpeedS1 =8km/m, SpeedS2=10km/m, D -S D = T1 - T2 \ D = T S1 2 S 26.
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