SOLUTION: a and b drove 315 hours together. b drove 21 times longer than a. how many hours did a drive?
Algebra.Com
Question 332399: a and b drove 315 hours together. b drove 21 times longer than a. how many hours did a drive?
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
x+21x=315
22x=315
x=14.3
21x=300.7
RELATED QUESTIONS
If a man drove 48 more miles an hour than the number of hours he drove , if he drove 208... (answered by edjones)
On a car trip tyson drove 65 miles more than half the number of miles Pete drove.... (answered by Yuri256)
On a trip Joes drove 25 miles more than half the number of miles Rita drove. Together... (answered by mananth)
Ricky drove from Town A to Town B in 3 hours. His return trip from Town B to Town A took... (answered by mananth)
Maria drove 150 miles from home to her parent's place. She drove at a constant speed.... (answered by josmiceli,greenestamps)
Mateos family took a trip. If they drove 2 1/2 hours at 55mph . How many miles did they... (answered by rfer)
A truck driver drove 357 miles in 7 hours, part of the time averaging 45 miles an hour... (answered by josgarithmetic)
I am a math tutor now and I'm having a hard time remembering how to swt this up.
Paul... (answered by ankor@dixie-net.com)
tina drove from A to B a distance of 1000km in exactly 12 hours 14 minutes she drove at... (answered by josgarithmetic)