A train leaves Little Rock, Arkansas, and travels north at 90 kilometers per hour. Another train leaves at the same time and travels south at 65 kilometers per hour. How long will it take before they are 620 kilometers apart

Acompany manufactures large valves, packed in boxes. a shipment consists of 1500 valves packed in 75 boxes. each box has the outer dimensions 1.2 x 0.8 x 1.6 m and the inner dimensions 1.19 x 0.79 x 1.59 m. the boxes are loaded on a vehicle (truck + trailer). the available capacity in the vehicle combination is 140 m3. each valve has a volume of 0.06 m3. - calculate the load factor on the box level (%). - calculate the load factor on the vehicle level (%). - calculate the overall load factor (%).

Im literally having a mental breakdown

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.