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katrin2010 [14]
3 years ago
9

X+y=8 solve by substitution and Y=3x with substitution too

Mathematics
1 answer:
inna [77]3 years ago
6 0

Answer:

x=2

Step-by-step explanation:

Convert the Y to 3x since we know that y=3x.

You would get x+3x=8.

Add the x and 3x to get 4x

Then, you would get 4x=8.

Divide by 4 on both sides to get x=2.

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