Tuesday

September 30, 2014

September 30, 2014

Posted by **mathew** on Monday, January 14, 2013 at 11:12pm.

- math -
**PsyDAG**, Tuesday, January 15, 2013 at 12:19pmLet x = Julia's speed, then x+9 = Bianca's.

Time * Speed = Distance

4(x + x+9) = 140

Solve for x, then x+9.

**Answer this Question**

**Related Questions**

math - Supppose two trains leave Holbrook, Arizona, at the same time, traveling ...

algebra - two motorcyclists started at the same point and travel in opposite ...

math - Two trains depart at the same time from the same station and travel in ...

math - Two trains depart at the same time from the same station and travel in ...

math - 2 trains leave the same train station at the same time, one train travels...

Algebra - 1) Two cars leave town at the same time going in opposite directions. ...

MATH - Two truck drivers leave a cafe at the same time, traveling in opposite ...

math - i cannot seem to make this work. If two trains leave the station at the ...

algebra 1 - Two vans leave town at the same time going in opposite directions. ...

algebra - Bianca is 4 years younger the 3 times Marcos age m.write the ...