Liliannna13
Liliannna13 Liliannna13
  • 19-09-2016
  • Mathematics
contestada

Which equation is an identity?
A. 6m-6=7m+9-m
B. 5y+5=5y-6
C. 3w+8-w=4w-2(w-4)
D. 8-(6v+7)=-6v-1

Respuesta :

dalendrk
dalendrk dalendrk
  • 19-09-2016
C. 3w + 8 - w = 4w - 2(w - 4)

(3w - w) + 8 = 4w - 2w -2(-4)

2w + 8 = 2w + 8
Answer Link
eiei
eiei eiei
  • 19-09-2016
I think
C. 3w+8-w=4w-2(w-4)
Answer Link

Otras preguntas

Find the value of x that makes the median the given number. . . 2, 5, 4, 9, 7, x; median = 5
Solve by Substitutiony= -3/2x -4y= -1/2x =1
social function of banner?
Which statement about cartilage and bone is correct? a. An endoskeleton made of bone rather than cartilage allows animals to grow larger and heavier. b. Cartila
What is 5/6 divided by 3/4??
what is a similarity between Earth's rotation and revolution???
what cell fragments help the blood to clot
Do you agree with the view that there was ‘genuine achievement’ by the British army at the Third Battle of Ypres (Passchendaele) (Source 6, line 32)?
how to take apart addends to substract
What is three-eighths of fifty-six