Solve please: 1) 5 (2x-3) 2) Distance between two cities the car overcomes-2 (3-2nd) =15-6 (x+1) for 3 h. If its speed was 15 km/h more, then on this way it would need 2.4 h. Determine the speed of the car and distance between the cities.

85
1). 5 (2x-3)-2 (3-2nd) =15-6 (x+1) 10kh-15-6+4х =15-6kh-6 the 20th =30 x =1,5 2). x - car speed h*3= (x +15)*2.4 3kh-2,4kh =36 0.6kh =36 x =60 km/h - km S=60*3=180 car speed - distance between two cities
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Answer add