Respuesta :

Paralyzed12131

Answer:

She was supposed to put 10 in the variable for x to find the value of y (not the value of x twice). Circle the right part with the answer of x=9/2

Step-by-step explanation:

1. 2x+y=19

2. 2(10)+y=19

3. 20+y=19

4. 20+y=19

-20 -20

5. y=-1

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