ANSWER ASAP!!

remember to show work

1. 7x+5y=19    

(+)-7x-2y=-16       step one

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=                   step two

y=1

____________

since you have the value of y u can plug it in in either of the equations.

7x+5(1)=19        step three

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7x+5-5=19-5     step four

____________

=

x=2                     step five

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You can check whether the answers are correct by plugging them back in.

7(2)+5(1)=19

14+5=19

19 equals 19 so it checks.

You can do the same thing for the rest.

the first option is the answer.