kcmartinez87 kcmartinez87
  • 02-10-2020
  • Mathematics
contestada

what is the sum of (n+8)+(n−12) =

Respuesta :

jaidapierceyoumans
jaidapierceyoumans jaidapierceyoumans
  • 02-10-2020

Answer: 2n-4

Step-by-step explanation:

Cross multiply and add!

n*n=2n

Answer Link

Otras preguntas

A thin piece of wood of uniform density in the shape of an equilateral triangle with side length 3 inches weighs 12 ounces. A second piece of the same type of w
What numbers can to equal 1080
Janice can mow 1/2 of a lawn in 3/4 of an hour. How long will it take her to mow a whole lawn?
Which excerpt from I Never Had It Made best uses descriptive details to paint a picture for readers? O In August 1945, at Comiskey Park in Chicago, I was approa
Click on the solution set graphic until the correct one is displayed. (point in Qudrant1)(infinite set of points on the line)or emtpy set​
hep asappppppppppppp
A sensory neuron serving the toe of a giraffe has an average length of nearly 4.6 meters. Use what you have learned about cell surface area and volume to explai
R is the midpoint of Qs.If Qr=4x and Rs=x+9 what is QrI’ll mark you brainlidt
Writing about being a celebrity. Give some reasons.
derive an expression for the workdone by a torque?​