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

Which is usually the best way to present or communicate inferred data? in a bar graph in a data table in a simple diagram in a written paragraph

Brain development leads an infant to undergo ____________, which occurs as unused neural connections weaken and disappear. Please select the best answer from th

ive never seen a question like this tbh

what was the spoils system

multiplying fraction 8×1/4 show work

Your social life will likely change significantly during adolescence. User: People can reduce the number of conflicts in which they are involved if they learn h

write a fraction with a denominator of 4 to represent a distance that is less than 7/12 mile

Define the term settlement

After testing positive for an STI, it is important to contact all past sexual partners so they can also be tested. Please select the best answer from the choice

A string of decorative lights is 28 feet long the first light on the string is 16 inches from the plug if the lights on the string are spaced 4 inches apart how