lailaparedes51 lailaparedes51

14-04-2020
Mathematics

contestada

Which expression is equivalent to -21?
A. 9-(-12)
B. 9+(-12)
C. -9+12
D. -9-12

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

14-04-2020

Answer:

D. -9-12=-21

Step-by-step explanation:

Which expression is equivalent to -21?

A. 9-(-12) = 9+12 = 21

B. 9+(-12) = 9-12 = -3

C. -9+12 = -9+12 = 3

D. -9-12=-21

Answer Link

zachary20 zachary20

14-04-2020

Answer:a

Step-by-step explanation:because -9 +-12=_21

Answer Link

Otras preguntas

it is hard to tell how guy’s father will respond to guy. sometimes he is responsive to guy’s needs, but he is just as likely to ignore guy. at 18 months old, gu

Please do 1-5! giving 5 stars and thanks if right! also its easy! (science)

What happens during budding?

Which of these represents transfer of heat through conduction when a fireplace is lit in a room? Hot air rises through the chimney. Cool air is drawn in from

pregnant women need more protein than other women

Sir Isaac newton's book on laws of motion and gravity is considered of what significance The greatest single contribution in the history of science A steppin

if someone is colorblind which structure is malfunctioning

6) How many Jews were German citizens in the 1933 census?

88800 x 10 to the power of 2

CAN SOMEONE PLEASE HELP ME