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

Lava flows shaped the basins that formed the Great Lakes. A. True B. False
PLEASE HELP!!! ASAP!!!!!!
A heliox deep-sea diving mixture delivers an oxygen partial pressure of 0.10 atm when the total pressure is 12.5 atm . What is the partial pressure of helium in
The British gold sovereign coin is an alloy of gold and copper having a total mass of 7.988 g, and is 22-karat gold 24 x (mass of gold)/(total mass) (a) Find th
Given the equation 3x + 1 = 16, solve for x
A second nerve impulse cannot be generated until ________. A. the Na ions have been pumped back into the cell B. the membrane potential has been reestablished C
i need help ASAP and i will name you the best
What was two states that were not part of the United States at the time Lewis and Clark’s travelled,but are now
The midsegment of ABC IS IM. What is the length of MC if BC is 18 inches long? A. 36 inches B. 18 inches C.27 inches D. 9 inches
sollve for x (x-5)=4x-5