Q1) solve
\( y= x^2 +x +80 \)
\(y= -16 x +10 \)
[ \(x= -7, y=122 \) or \( x=-10, y=170\)]

Q1) Solve
\( y= x^2 +14 x -2 \)
\(y= 9 x -6 \)
[ \(x= -1, y=-15 \)
\( x=-4, y=-42\)]

Q1) Solve
\( y= x^2 +8 x +36 \)
\(y= -3 x +8 \)
[ \(x= -7, y=29 \)
\( x=-4, y=20\)]

Q2) solve
\( y= x^2 +5 x +28 \)
\(y= -8 x -2 \)
[ \(x= -10, y=78 \) or \( x=-3, y=22\)]

Q2) Solve
\( y= x^2 +16 x +16 \)
\(y= 6 x +7 \)
[ \(x= -9, y=-47 \)
\( x=-1, y=1\)]

Q2) Solve
\( y= x^2 +6 x +29 \)
\(y= -6 x +2 \)
[ \(x= -9, y=56 \)
\( x=-3, y=20\)]

Q3) solve
\( y= x^2 +25 x +35 \)
\(y= 15 x +11 \)
[ \(x= -6, y=-79 \) or \( x=-4, y=-49\)]

Q3) Solve
\( y= x^2 +5 x +19 \)
\(y= -3 x +3 \)
[ \(x= -4, y=15 \)
\( x=-4, y=15\)]

Q3) Solve
\( y= x^2 +13 x -1 \)
\(y= 3 x -10 \)
[ \(x= -1, y=-13 \)
\( x=-9, y=-37\)]

Q4) solve
\( y= x^2 +12 x +37 \)
\(y= x +9 \)
[ \(x= -7, y=2 \) or \( x=-4, y=5\)]

Q4) Solve
\( y= x^2 +10 x +77 \)
\(y= -8 x -4 \)
[ \(x= -9, y=68 \)
\( x=-9, y=68\)]

Q4) Solve
\( y= x^2 +24 x +60 \)
\(y= 8 x -4 \)
[ \(x= -8, y=-68 \)
\( x=-8, y=-68\)]

Q5) solve
\( y= x^2 +34 x +72 \)
\(y= 19 x +16 \)
[ \(x= -8, y=-136 \) or \( x=-7, y=-117\)]

Q5) Solve
\( y= x^2 +12 x +14 \)
\(y= 7 x +8 \)
[ \(x= -2, y=-6 \)
\( x=-3, y=-13\)]

Q5) Solve
\( y= x^2 +9 x +19 \)
\(y= 3 x +10 \)
[ \(x= -3, y=1 \)
\( x=-3, y=1\)]

Q6) solve
\( y= x^2 +14 x -5 \)
\(y= 9 x -9 \)
[ \(x= -4, y=-45 \) or \( x=-1, y=-18\)]

Q6) Solve
\( y= x^2 +8 x +21 \)
\(y= -5 x -9 \)
[ \(x= -10, y=41 \)
\( x=-3, y=6\)]

Q6) Solve
\( y= x^2 +11x +18 \)
\(y= 4 x +8 \)
[ \(x= -2, y=0 \)
\( x=-5, y=-12\)]

Q7) solve
\( y= x^2 +9 x +75 \)
\(y= -9 x -5 \)
[ \(x= -10, y=85 \) or \( x=-8, y=67\)]

Q7) Solve
\( y= x^2 +12 x +17 \)
\(y= 5 x +5 \)
[ \(x= -4, y=-15 \)
\( x=-3, y=-10\)]

Q7) Solve
\( y= x^2 +5 x +4 \)
\(y= -2 x -2 \)
[ \(x= -1, y=0 \)
\( x=-6, y=10\)]

Q8) solve
\( y= x^2 +x +32 \)
\(y= -8 x +18 \)
[ \(x= -2, y=34 \) or \( x=-7, y=74\)]

Q8) Solve
\( y= x^2 +2 x +30 \)
\(y= -8 x +6 \)
[ \(x= -4, y=38 \)
\( x=-6, y=54\)]

Q8) Solve
\( y= x^2 +9 x +37 \)
\(y= -4 x -3 \)
[ \(x= -8, y=29 \)
\( x=-5, y=17\)]

Q9) solve
\( y= x^2 +21x +12 \)
\(y= 10 x -18 \)
[ \(x= -5, y=-68 \) or \( x=-6, y=-78\)]

Q9) Solve
\( y= x^2 +0 x -2 \)
\(y= -8 x -9 \)
[ \(x= -7, y=47 \)
\( x=-1, y=-1\)]

Q9) Solve
\( y= x^2 +12 x +13 \)
\(y= 3 x -5 \)
[ \(x= -3, y=-14 \)
\( x=-6, y=-23\)]

Q10) solve
\( y= x^2 +38 x +100 \)
\(y= 20 x +20 \)
[ \(x= -10, y=-180 \) or \( x=-8, y=-140\)]

Q10) Solve
\( y= x^2 +10 x +99 \)
\(y= -9 x +9 \)
[ \(x= -9, y=90 \)
\( x=-10, y=99\)]

Q10) Solve
\( y= x^2 +19 x +20 \)
\(y= 8 x -8 \)
[ \(x= -7, y=-64 \)
\( x=-4, y=-40\)]