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Y=x+5

x=5y+2

What if the first step in solving this equation with substitution?

y = 5y + 2

y = (5y + 2) + 5

x + 5 = 5y + 2

None

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Answers (1)
  1. 23 June, 14:33
    0
    I take the second equation x=5y+2

    and substitute x in the first one:

    means instead of

    y = x + 5

    y = (5y+2) + 5

    I think you have to choose second answer
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