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18-02-2022
Mathematics

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PLEASE SOLVE USING ELIMINATION AND SHOW STEPS

2x+2y=4 and 3x+1y= 3.90

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hogwartsstudent hogwartsstudent

18-02-2022

Answer:

(-0.55,2.55)

Step-by-step explanation:

2x+2y=4

3x+1y=3.90

3(2x+2y=4)

-2(3x+1y=3.90

6x+6y=12

-6x-2y=-1.8

4y=10.2

y=2.55

2x+2(2.55)=4

2x+5.1=4

2x=-1.1

x=-0.55

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