dariusjones78 dariusjones78
  • 16-11-2021
  • Mathematics
contestada

Which expression represents 81 decreased by an unknown number?


81÷a

81a

81−a

81 + a

Respuesta :

Аноним Аноним
  • 16-11-2021

Answer:

81 - a

Step-by-step explanation:

Decreased

means to subtract

81 –

by an unknown number

means a variable such as a or x

therefor

81 – a

Answer Link

Otras preguntas

how was the development of agriculture important to african civilization
What is the repeating of ideas to emphasize a particular point? A. Parallelism O O B. Repetition C. Alliteration D. Rule of three Reset Selection
III. Round to the nearest thousand. 21. 3,109 22. 2,786 23. 4,876 24. 8,543 25. 2,264
what qualities are most conducive to helping this secondary relationship grow​
3. Based on the graph of the trigonometric function, what is the period? 4. Based on the graph of the trigonometric function, what is the amplitude?
1. Este tipo de organización social se desarrolló en el periodo Paleolítico; es el término con el que se denomina a los primeros modelos de sociedad que se dier
Please help- question below....thank you
omics Answering the Three Economic Questions Use the drop-down menus to complete each sentence. Land, labor, and capital also are known as factors of Economies
Given f(x)=(2x+1)^3. Find f^−1(x). (inverse)
Give an example of a hypothesis not mentioned. please help meee