Answer:
x,y, and z is 4,0, -1
The lengths of all sides of the patio are 15, 15, 9, 9.
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Step-by-step explanation:
2-(-1\8)±-7\4 then
2 plus 1\8 plus -7\4
2 plus 1\8 plus -14\8
2 -13\8
2= 16/8
3\8?
