daisy666
daisy666 daisy666
  • 02-10-2020
  • Mathematics
contestada

Evaluate the algebraic expression: (20 - (-2)) = 11

Respuesta :

natanyaatkinson
natanyaatkinson natanyaatkinson
  • 02-10-2020

Answer:

the answer is 22 not 11

Step-by-step explanation:

(20-(-2))

we change the sign of the number being subtracted and treat the operation as addition instead

so it's

(20+2)=22

Answer Link

Otras preguntas

How do protons, neutrons and electrons determine the properties of the atoms??? HELP! NEED SCIENCE HELP FAST!!!!
three ways by which unequal power relation could contribute to the spread of HIV and AIDS infections
A patient diagnosed with glaucoma has?
The revolution of the Earth creates day and night as it rotates around the Sun. a. True b. False
Answer all of them please
This was the outcome of what revolution? Countries achieved their independence from the European monarchies—notably Spain, Portugal, and France—that held power
The Latin root "pseudo-" means
dr suess poetic devices
Was Brazil was discovered by Columbus true or false
Please help with these math questions