Question

Practice set 5.1
(1) By using variables x and y form any five linear equations in two variables.
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Answer 1

Answer:

1)x+y=45

2)x+y+x+y^2=90

3)x+y+y+x^2=110

4)x+y^2+x+y^2=102

5)x^2+y+x+y^2=120

Step-by-step explanation:

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Answer 2

Answer:

1. 5x+2y=10
2. x+y=0
3. 7x+5y=12
4. 6x+8y=10
5. 2x+6y=0