Ma7ggiebearonya
Ma7ggiebearonya Ma7ggiebearonya
  • 01-10-2016
  • Mathematics
contestada

Which has an identity
a. 8 - (5x 2) = -5x - 6
b. 7z 10 - 2 = 8z - 2 (z - 5)
c. 8m - 4 = 5m 8 - m
d. 6y 5 = 6y - 5?

Respuesta :

nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 09-10-2016
7z + 10 - z = 8z - 2(z - 5)
6z + 10 = 8z - 2z + 10
6z + 10 = 6z + 10
0 = 0

Therefore, option b has an identity.
Answer Link

Otras preguntas

Which organisms are most likely to survive in a population in which disruptive selection is occurring
In his original studies of digestion, Pavlov placed food on a dog's tongue to make the dog salivate. In this situation, the dog's salivating was a(n):__________
A small, egalitarian social grouping whose members neither farm nor herd but depend on wild food resources is called a?
Explain why "it's a sin to kill a mocking bird". How does this idea evident in our society today? Can you think of someone who is a "mocking bird"? Explain why
20% tip on a bill of 13.98
How many republicans and democrats are in the senate now
Is Y=-3x-2 linear or no?
Which of the following is NOT lawful authority and can be a cause of unauthorized commitments? [Identify the causes and consequences of constructive changes and
Which details most reveal the setting of the passage? Select three options. "the ruins of a great temple in the mid-city" "rats are unclean, and there must have
As the manager for network operations at his company, Shane saw an accountant in the hall who thanks him for keeping the antivirus software up to date. When ask