Answer:
second dot choice thing
The second dot that is the answer.
Step-by-step explanation:
hope this helps.
do you need to substitute the variable?
x = 19, y = -5
x + y = 14 => x= 14-y
2x + 4y = 18 => 2(x+2y)=18 => x+2y=9
x+2y=9 => (14 - y) + 2y = 9
14 + y = 9 => y = -5
x + (-5) = 14 => x=19
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