Leanna718
Leanna718 Leanna718
  • 02-01-2015
  • Mathematics
contestada

The expression (m-n)-(n-m) is equivalent to

a) 2m-2n
b) 2m
c) -2n
d) m-n

Respuesta :

Rodeway
Rodeway Rodeway
  • 02-01-2015
[tex](m-n)-(n-m)=m-n -(n-m)= m-n-n+m=(m+m)-n-n=2m-2n[/tex]
Answer Link
eu99li
eu99li eu99li
  • 02-01-2015

[tex](m-n)-(n-m)=m-n-n+m=2m-2n[/tex]

The answer: a)

Answer Link

Otras preguntas

11. what are threats to biodiversity? (at least three examples)
What is prime factorization?
What is the direct object in the sentence "Some animals grow and undercoat of soft hair during cold months
in a chemical reaction, a reaction blinds to an enzyme at a region known as the
How many different integers between 100 and 500 are multiples of either 6, 8, or both?
How many tens are in 30 ones?
what is the genotype ratio between the cross yyrr x yyrr?
2. The following formula relates three quantities: Force (F), mass (m), and acceleration (a). F = ma (a) Solve this equation for a. (b) Let the force be unit
what would seven less than the quotient of x and 9 in a an expression?
joe moved to a new town and was having a hard time making friends. recently he met some people he really liked at a party. they started smoking marijuana and of