lupitaa509gh
lupitaa509gh lupitaa509gh
  • 13-09-2021
  • Mathematics
contestada

What will the first step look like for the substitution problem:
Y = 2x
X+Y = 9

A. 2y+y=9
B. y=2x+9
C. y+2x+x+y=9
D. x+2x=9

Respuesta :

Аноним Аноним
  • 13-09-2021

Answer:

D is the answers for the question

Step-by-step explanation:

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Answer Link
jianghuilee0226
jianghuilee0226 jianghuilee0226
  • 13-09-2021

Answer:

D.x+2x=9

Step-by-step explanation:

X+ (y=2x)=9

x+2x=9

Answer Link

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