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

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

Napoleon's Continental System was designed to __________. reform the French judicial system strengthen France's commercial connections with the United States pr

Which of the following best describes one contribution of the Tuskegee Airmen during World War II? They flew missions over the US. They supported the troops. Th

Which of the following is not considered a part of the male urethra? a. Prostatic b. Membranous c. Vasapore d. Penile

Oranges have hundreds of seeds. What does this tell us about their pollination?

Define the following word using the meaning of the suffix. Use your dictionary if you are uncertain of the definition. earthen

Adolf Hitler flattered the German people by calling them the _______

Over which of the following domains of governance do state governments NOT have authority?

What idea was proposed by 19th-century socialists? A return should be made to the guild system of the Middle Ages. Government should own the means of production

what is the difference between heterogeneous mixture vs homogenous mixture

Which of the following rights would be considered a POLITICAL right? minimum wage employer-provided health care equal pay for equal work fair trial