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Pauline spent $7.50 every day for 3 days. Which expression is the best choice to help her determine the total amount of money she spent?
answered
May 22, 2017
Mathematics
middle-school
1
vote
189k
views
(?,7) is on the line y = 2x + 5. Find the other half of the coordinate.
answered
May 18, 2017
Mathematics
high-school
3
votes
199k
views
Which statement about square root x-5 - square root x = 5 is true? a) x = –3 is a true solution. b) x = –3 is an extraneous solution. c) x = 9 is a true solution. d) x = 9 is an extraneous solution.
answered
Apr 15, 2017
Mathematics
high-school
3
votes
88.6k
views
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