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

what are the importance of computer software​
1. Use a real-life example to describe the following allocation methods. Hint: Use family, friends, teams, church, and/or clubs for examples. Brute Force Market
Solve the equation you wrote in part b to find how many hours you would have to work to pay for the first year of video streaming service. Show your work and ro
If the earth were the size of an apple, which piece would best represent the amount of mass of the atmosphere? O the skin O the meat O the stem O Oops..... I a
Write functions for each of the following transformations using function notation. Choose a different letter to represent each function. For example, you can us
write the following situation as a proportion, 10 sandwiches feed 8 kids, how many sandwices will feed 30 kids
According to the article, how and why dos personality change later in life?
The graphs below have the same shapes. What is the equation for the red graph?
The star shape is made from a regular hexagon and six congruent equilateral triangles The area of the star shape is 96cm squared Work out the area of the regula
Hey can I have help with this question. An explanation would be great as I find things difficult to understand :)