Math, asked by laasyachidurala1, 4 months ago

The sum of lengths of two pieces of wood is 20 cm. Represent this information by a linear equation in two variables.
1. x = y + 20 2.x=y=20 3. x + y - 20 = 0 4. xy = 20

Answers

Answered by sonydubey2006

0

Answer:

I think 4

xy =20

hope answer is right

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