Tuesday

March 3, 2015

March 3, 2015

Posted by **Kiki** on Sunday, November 8, 2009 at 4:17pm.

- math -
**Reiny**, Sunday, November 8, 2009 at 5:36pmAfter t hours since the second train left the station,

the first train went 70t + 140

the second train 90t

so solve 70t + 140 + 90t = 1420

(I got t=8, confirm this please)

**Answer this Question**

**Related Questions**

math - A train left Podunk and traveled west at 70 km/h. Two hours later, ...

Algebra II - A train left Podunk and traveled north at 75 Km/h. Two hours later...

math - a train left podunk and traveled north at 75 km/h. two hours later, ...

algebra - A train left Podunk and traveled north at 75km/h. Two hours later, ...

math - One train left the station and traveled toward its destination at a speed...

Algebra - A tcar left Purm and traveled west at 70 km/h. Two hours later another...

Math - A cattle train left Miami and traveled toward New York. 14 hours later a ...

Algebra-help - 12. A train traveled at a constant speed for 6 hours. The train ...

Algebra - A train left mooseport traveling west at 50 mph. One hour later, ...

Algebra Grade 7 - You took a train trip to visit your cousin. By 10:15 the train...