SOLUTION: joe hasto stretch his arm from 90 to 138 he watns to straighthen his elbow by about 12 every 3 days. how many days will it take to get to 138?

Algebra ->  Points-lines-and-rays -> SOLUTION: joe hasto stretch his arm from 90 to 138 he watns to straighthen his elbow by about 12 every 3 days. how many days will it take to get to 138?      Log On


   

Question 163344This question is from textbook Geometry
: joe hasto stretch his arm from 90 to 138
he watns to straighthen his elbow by about 12 every
3 days. how many days will it take to get to 138? This question is from textbook Geometry

Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
138-90)/12=48/12=4 12 inch increments are required every 3 days. Thus:
3*4=12 days to get the 48inches.
OR:
12/3=4 inches per day.
48/4=12 days.