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Simplify. Your answer should contain only positive exponents.
answered
Nov 26, 2018
Mathematics
middle-school
4
votes
108k
views
Beth uses the expression 4(2l - 2) - 1 to determine how much profit she will make after selling any given number of lamps (l). If l = 25, how much profit will Beth make? A) $164 B) $183 C) $188 D) $191
answered
Aug 2, 2018
Mathematics
middle-school
3
votes
201k
views
The measure of angle a is 38° angle b is complementary to angle a angle c is supplementary to angle b what is the measure for angle c
answered
Jul 4, 2018
Mathematics
middle-school
6
votes
92.3k
views
how were east aferican cities connected to the middle east as compared to west aferican kingdoms such as ghana
answered
Oct 30, 2017
History
middle-school
1
vote
219k
views
3 values that would make this inequality true. 24<y+7
answered
Jul 15, 2017
Mathematics
college
4
votes
137k
views
A computer simulation tossed a 10-faced die 5 times. How many possible outcomes exist?
answered
Feb 7, 2017
Mathematics
high-school
6
votes
179k
views
Which choice correctly shows rounding to the hundredths place? A) 4.234 + 4.752 + 7.99 > 4.2 + 4.8 + 8.0 B) 3.825 + 4.792 + 3.0805 > 3.82 + 4.79 + 3.82 C) 3.824 + 4.765 + 1.732 > 3.81 + 4.77 + 3.80 D)
answered
Jan 25, 2017
Mathematics
middle-school
3
votes
216k
views
(01.04 MC)Suppose an archeologist finds a 10th-century gold coin from the Abbasid Caliphate in a Viking grave in Norway, thousands of miles away. For what purpose is the coin most useful as a primary source?
answered
Nov 11, 2016
History
high-school
5
votes
2.9k
views
Which is the highest mountain peak? a. Mt. Rainier b. Mt. Whitney c. Mt. Shasta d. Pikes Peak
answered
Sep 30, 2016
History
high-school
7
votes
53.3k
views
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