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X+y+z=42 3x+y+2z=74 y=2x
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4 votes
X+y+z=42
3x+y+2z=74
y=2x

User Dhackner
by
3.9k points

1 Answer

5 votes

Answer:

Step-by-step explanation: if y=2x then you add 2x into the equation.

3x + 2x + 2z = 74

User Thomas Vanier
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3.4k points
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