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Mathematics 55 Online
OpenStudy (anonymous):

Carla traveled for 2 hours toward Dave, who was also traveling toward her. Dave took 3 hours, and went 15 mph slower. They started 290 miles apart. How fast did Carla travel? Answer 58 mph 67 mph 61 mph 51 mph

OpenStudy (shane_b):

Develop two equations that fit the wording of the problem:\[2(V_{Carla})+3(V_{Dave})=290mi\]\[V_{Dave}=V_{Carla}-15\] Substite the right side of the second equation into the first: \[2(V_{Carla})+3(V_{Carla}-15)=290mi\] Solve for Carla's V...

OpenStudy (anonymous):

i must have done something wrong

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