mikaikaa
mikaikaa mikaikaa
  • 03-11-2020
  • Mathematics
contestada

plz explain how to solve
-12 - (-21) i already know the answer but i need to show work thx

Respuesta :

gr00vinmax gr00vinmax
  • 03-11-2020
change the subtraction sign and the negative from -21 to addition
-12 + (+21) =9
Answer Link

Otras preguntas

Legumes are plants that produce: bacteria phosphorus nitrogen compounds carbon dioxide
Determine if the circumference of a circle with the radius of 4 feet will be greater or less than 24 feet
6 2/3 greater than 6 12/15
how do light dependent generates high electrons
How much did you pay if you gave ten dollars to the clerk and got $0.63 back in change if the sandwich was $7.75 and sales tax was $0.47 what was the cost of th
Write a 1-2 sentence riddle about seaweed.
Which of these is a significant effect of vascular plants? They were the first plants to colonize land. They gave rise to mosses. They help maintain ecologic
Richard Preston’s primary purpose in writing The Hot Zone was to___readers.
Which information from this passage about enkai is most important to include in a summary of the overall story?the tribe’s relationship with enkai is crucial to
Which best identifies a defining characteristic of a procedural text?