Kim is having a race with her little sister, Jenny. Kim believes she can give her sister a head start but still win. Jenny gets a 3 second head start. Kim can run 10 ft/second. Jenny can run 5 ft/second. When will Kim catch up to Jenny

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?