Which does not represent two equivalent expressions?
A.) a + b = b + a
B.) 5(x + 3) = 5x + 15...
Mathematics, 04.01.2021 05:10 aubrey1161
Which does not represent two equivalent expressions?
A.) a + b = b + a
B.) 5(x + 3) = 5x + 15
C.) a + (b + c) = (a + b) + c
D.) 6(c + 2)= 6c + 2
Answers: 3
Mathematics, 21.06.2019 17:50
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
Mathematics, 21.06.2019 18:00
Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.
Answers: 2
Mathematics, 21.06.2019 22:00
Two numbers have a sum of -19. one number is x. what expression represents the other number?
Answers: 2
Mathematics, 01.09.2019 02:50
Biology, 01.09.2019 02:50
Mathematics, 01.09.2019 02:50
Computers and Technology, 01.09.2019 02:50
Mathematics, 01.09.2019 03:00
Business, 01.09.2019 03:00
Social Studies, 01.09.2019 03:00
Biology, 01.09.2019 03:00
English, 01.09.2019 03:00
Business, 01.09.2019 03:00