smithjayda505 smithjayda505
  • 04-05-2020
  • Mathematics
contestada

Perform the indicated operation.
(-9 + 21) - (-12 + 4) =

Respuesta :

kingchristian0530
kingchristian0530 kingchristian0530
  • 04-05-2020

Answer:

29

Step-by-step explanation:

-9+21= 21

-12+4=-8

21-(-8)=29

Answer Link

Otras preguntas

How did strikes benefit what unions wanted to achieve?
Country A has an exponential growth rate of 2.8 per year. The population is currently 4,247,000, and the land area of Country A is 34,000,000,000 square yards.
The SWOT internal situational analysis examines a strengths and opportunitiesb weaknesses and opportunitiesc strengths and threats dweaknesses and threatsestren
A copper rod and an aluminum rod of the same length and cross-sectional area are attached end to end (Fig. 14–18). The copper end is placed in a furnace maintai
What is the objective of the conclusion section in an Agile project report? 1) To guide students in effectively concluding their Agile project report 2) To summ
Suppose that being a yellow troll (Y) and being a troll that likes chocolate (C) are independent. If Pr(Y) = 0.4 and Pr(C|Y) = 0.68, find Pr(C).
popular culture in the roaring twenties
What is not true of Confucius or his teachings? A. He gave new life to old traditions. B. He taught his followers how to achieve immortality. C. His teachings a
Specific transcription factors usually attach to nucleotide sequences at a. control elements like enhancers. b. the promotor region of a gene. c. the interior o
Factor the trinomial 3x²+25x-18.