daisy666 daisy666

02-10-2020
Mathematics

contestada

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

Respuesta :

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

You are going to mix a gallon bucket of window cleaner The instruction direct you to mix 1 part cleaner to 3 part water how much cleaning solution will u need t

What happens during anaerobic cellular respiration

i need help ASAP and i will name you the best

What is the boiling point of kelvin

Daily low temperatures in Columbus, OH in January 2014 were approximately normally distributed with a mean of 15.45 and a standard deviation of 13.70. What perc

What is the solution to the equation 6x + 2 = 9x - 1

There are several concepts that are a part of classical conditioning. Match the concepts to their descriptions below. Acquisition Extinction Spontaneous recover

Compare and contrast epidural and subdural hemorrhages.

Which numbers are imaginary numbers ?

What is the definition of System-1 Thinking? reactive thinking that relies heavily on situational cues, salient memories, and heuristic shortcuts to arrive quic