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Ronin simplified an expression, and his solution is shown below. His teacher told him to verify that they are equivalent by using x=5. What is the resulting value of both expressions? x+13+2x-4 = 3x+9
answered
Apr 12, 2018
Mathematics
college
2
votes
98.2k
views
Consider f(x)= -(x+7)^2+4
answered
Mar 6, 2018
Mathematics
high-school
4
votes
20.2k
views
General rochambeau helped general washington by
answered
Jul 6, 2017
History
high-school
5
votes
27.4k
views
Which involves reflection of light waves? A. A full moon shows sunlight bouncing off the moon's surface and traveling toward Earth. B. Ultraviolet waves of energy are taken in by sunburned skin.. C. A
answered
Feb 26, 2017
Physics
high-school
5
votes
225k
views
Robert Hook's discovery helped scientists learn more about _____.
answered
Mar 30, 2015
Biology
high-school
3
votes
90.8k
views
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