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Question

Plssssssssssssssssssss

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Answer 1

1)x=y+1
5y+2x=16

x=y+1
5y+2(y+1)=16

x=y+1
7y=14

x=3
y=2

2)4y=8
x-2y=1

y=2
x=5

3)5x=10
3x+2y=6

x=2
y=0

4) -8y+2x= -22
6y-2x=14

-2y= -8
6y-2x=14

y=4
x=5