the answer is solved in detail

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xxxxxxxxxx
bringing xxx xxxxxxxxx xx xxx xxx

x2 + x - xx xxx xx
xx x x + 7x -11 xx

xxxxxxxxxxx x from x

y x x x xxx =0

y xxx + 11 =0
xxxxxxxxxxx x xxxx 4

y-8x xxx xx xxx xxx =0
xx x xx =0
xx x xx
x x xxx

xxxxxxxxxxxxx x =-30 in 1

(-30)^2+y x 8 x xxx xxx

900 + x x xxxxxxx

x xx xxx -900 x -1131