Can anyone explain. this to me ? step by step please

Question

asked Sep 12, 2021 80.9k views

1 Answer

Markus Malessa · Answer 1 · 2021-09-16T02:31:43+0000

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

Explanation:

1. 2x+y=19

2. 2(10)+y=19

3. 20+y=19

4. 20+y=19

-20 -20

5. y=-1