giving medals!!!!
Eight hours after a walker and jogger leave the house at the same time and head in the same direction, the jogger is 136 miles ahead of the walker. The jogger's speed is 10 mph more than 2 times the speed of walker's. Find the speed of the jogger.
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OpenStudy (anonymous):
@superhelp101
OpenStudy (anonymous):
@SolomonZelman
OpenStudy (anonymous):
@mathstudent55
OpenStudy (anonymous):
@jim_thompson5910
jimthompson5910 (jim_thompson5910):
how far did you get?
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OpenStudy (anonymous):
i didnt
OpenStudy (anonymous):
how do i solve
jimthompson5910 (jim_thompson5910):
Let x be the speed of the walker
what's the speed of the jogger in terms of x?
OpenStudy (anonymous):
20
OpenStudy (anonymous):
mph
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jimthompson5910 (jim_thompson5910):
"The jogger's speed is 10 mph more than 2 times the speed of walker's. "
jimthompson5910 (jim_thompson5910):
it's not 20
OpenStudy (anonymous):
it doesent say the joggers
OpenStudy (anonymous):
I think it is 24 mph
OpenStudy (anonymous):
is it @jim_thompson5910
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OpenStudy (anonymous):
24 mph?
jimthompson5910 (jim_thompson5910):
"2 times the speed of walker's" ----> 2x
"10 mph more than 2 times the speed of walker's." ----> 2x + 10
jimthompson5910 (jim_thompson5910):
see how I got that?
OpenStudy (anonymous):
yes
jimthompson5910 (jim_thompson5910):
walker's speed: x
jogger's speed: 2x+10
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jimthompson5910 (jim_thompson5910):
how far do each of them travel after 8 hours?
OpenStudy (anonymous):
walker is more then 24?
OpenStudy (anonymous):
yes true , am attaching a file in a moment it might help you
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
hope this helps , let me know if you have any question
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OpenStudy (anonymous):
so whats the walker speed
OpenStudy (anonymous):
@IMStuck
OpenStudy (anonymous):
7 miles per hour
OpenStudy (anonymous):
where are you stuck
OpenStudy (anonymous):
24 +7=answer
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OpenStudy (anonymous):
ohh noo wait it just wants the speed of the jogger!!!
OpenStudy (anonymous):
it is 10 more than 2 times walker's speed , so it is 10 + 2*7 =24