6x² + 31x + 35 = 0

2y² + 3y + 1 = 0

2x² - (4 +  √13)x + 2 √13 = 0

10y² - (18 + 5 √13)y + 9 √13 = 0

2x ² + 9x + 10 = 0

4y ² + 28y + 45 = 0

15x ² − 11x − 12 = 0

20y ² − 49y + 30 = 0

2x ² − 15 = 7x

17y = −7 − 6y ²

I. 5x²- 87x + 378 = 0

II. 3y²- 49y + 200 = 0

I. 10x²- x - 24 = 0

II. y²- 2y = 0

I. x ²- 5x + 6 = 0

II. 2y²- 15y + 27 = 0

I. 3x + 2y = 301

II. 7x - 5y = 74

I. 14x²- 37x + 24 = 0

II. 28y²- 53y + 24 = 0

I. x²– 10x + 24 = 0

II. y²– 14y + 48 = 0

I. 2x² – 13x + 20 = 0

II. 2y² – 7y + 6 = 0

I. x²– 5x + 6 = 0

II. y²-9y + 20 = 0

I. 4x² – 20x + 21 = 0

II. 9y² – 27y + 20 = 0

I.x² – 20x + 99 = 0

II. y²– 17y + 72 = 0

I. 3x² + 16x + 21 = 0

II. 6y² + 17y + 12 = 0

I. 16x² + 20x + 6 = 0

II. 10y² + 38y + 24 = 0

I. 8x² + 6x = 5

II. 12y² – 22y + 8 = 0

I. 17x² + 48x = 9

II. 13y² = 32y – 12

I. 8x² + 26x + 15 = 0

II. 4y² + 24y + 35 = 0

I. 4x + 3y = (1600)^1/2

II. 6x ? 5y = (484)^1/2

I. 2x²- (4 ÷√13)x + 2√13 = 0 

II. (5y²-12)-(9y²-16)=0

I. (6x² + 17) - (3x² + 20) = 0

II. (5y² - 12) - (9y² - 16) = 0

I. (169)^1/2 x + √289 = 134

II. (361)^1/2 y² - 270 = 1269

I. 821x² - 757x²= 256 

II. √196 y³ - 12y³ = 16

x² – 34x + 288 = 0
y² – 28y + 192 = 0

x² – 26x + 168 = 0
y² – 32y + 252 = 0

x² + 26x + 168 = 0
y² + 23y + 132 = 0

x² – 28x + 195 = 0
y² – 30y + 216 = 0

(x – 19)² = 0
y² = 361

x² – 44x + 448 = 0
y² – 28y + 195 = 0

x² – 26x + 168 = 0
y² – 34y + 285 = 0

x² – 38x + 352 = 0
y² – 25y + 154 = 0

x² = 121
y² – 46y + 529 = 0

x² – 31x + 234 = 0
y² – 34y + 285 = 0

x² – 32x + 252 = 0
y² – 28y + 192 = 0

x² – 32x + 247 = 0
y² – 22y + 117 = 0

x² + 29x + 208 = 0
y² + 19y + 78 = 0

x² – 22x + 105 = 0
y² – 27y + 162 = 0

(x – 18)² = 0
y² = 324

x² – 41x + 400 = 0
y² – 29y + 210 = 0

x² – 25x + 156 = 0
y² – 32y + 255 = 0

x² – 35x + 294 = 0
y² – 23y + 132 = 0

x² = 64
y² – 34y + 289 = 0

x² – 29x + 208 = 0
y² – 32y + 255 = 0

x² – 11x + 28 = 0
y² – 14y + 48 = 0

x² – 31x + 228 = 0
y² – 21y + 108 = 0

x² + 31x + 234 = 0
y² + 21y + 104 = 0

x² – 20x + 84 = 0
y² – 24y + 135 = 0

(x – 14)² = 0
y² = 196

x² – 43x + 450 = 0
y² – 32y + 255 = 0

x² – 27x + 182 = 0
y² – 36y + 323 = 0

x² – 37x + 322 = 0
y² – 22y + 120 = 0

x² = 81
y² – 30y + 225 = 0

x² – 30x + 221 = 0
y² – 33y + 270 = 0

x² – 10x + 24 = 0
y² – 14y + 48 = 0

x² – 30x + 216 = 0
y² – 23y + 132 = 0

x² + 32x + 247 = 0
y² + 20y + 91 = 0

x² – 21x + 98 = 0
y² – 23y + 120 = 0

(x – 16)² = 0
y² = 256

x² – 43x + 450 = 0
y² – 33y + 272 = 0

x² – 28x + 195 = 0
y² – 35y + 306 = 0

x² – 38x + 345 = 0
y² – 23y + 130 = 0

x² = 64
y² – 30y + 225 = 0

x² – 30x + 221 = 0
y² – 31y + 240 = 0

3x² – 11x + 10 = 0
4y² + 24y + 35 = 0

2x² – 14x + 24 = 0
y² + 30y + 224 = 0

3x² + 20x + 33 = 0
2y² – 13y + 21 = 0

x² – 20x + 91 = 0
y² – 34y + 273 = 0

(x – 13)² = 0
y² = 169

x² – 38x + 312 = 0
y² – 40y + 336 = 0

x² – 33x + 272 = 0
y² – 29y + 208 = 0

x² – 37x + 322 = 0
y² – 25y + 156 = 0

x² = 81
y² – 22y + 121 = 0

x² – 22x + 112 = 0
y² – 20y + 84 = 0

4x² + 8x + 3 = 0
4y² – 29y + 45 = 0

2x² – 23x + 21 = 0
y² + 42y + 272 = 0

5x² – 26x + 21 = 0
2y² – 17y + 21 = 0

x² – 21x + 104 = 0
y² – 33y + 260 = 0

x² – 31x + 240 = 0
y² – 28y + 195 = 0

x² – 37x + 300 = 0
y² – 43y + 372 = 0

x² – 32x + 255 = 0
y² – 28y + 195 = 0

x² + 39x + 368 = 0
y² – 15y – 250 = 0

4x² + 25x + 21 = 0
3y² + 29y + 56 = 0

x² – 17x + 72 = 0
6y² – 31y + 35 = 0

2x² + 20x + 50 = 0
2y² + 22y + 56 = 0

2x² – 13x + 21 = 0
y² – 33y + 272 = 0

x² – 29x + 208 = 0
y² + 9y + 14 = 0

x² – 25x + 156 = 0
y² – 65y + 676 = 0

2x² – 7x + 6 = 0
2y² – 9y + 10 = 0

x² – 39x + 324 = 0
y² – 47y + 420 = 0

x² – 31x + 240 = 0
y² – 29y + 210 = 0

x² + 40x + 391 = 0
y² – 20y – 525 = 0

4x² + 19x + 21 = 0
3y² + 29y + 56 = 0

x² – 16x + 63 = 0
6y² – 29y + 35 = 0

x² – 18x + 72 = 0
y² + 30y + 221 = 0

x² – 31x + 130 = 0
y² – 53y + 702 = 0

x² – 34x + 288 = 0
y² – 30y + 224 = 0

2x² + 11x + 12 = 0
y² – 15y + 56 = 0

x² + 9x + 18 = 0
12y² + 29y + 14 = 0

x² – 13x + 40 = 0
y² – 8y + 15 = 0

4x² + 12x + 9 = 0
2y² + 11y + 14 = 0

3x² + 5x – 2 = 0
5y² – 18y + 9 = 0

x² – 9x + 20 = 0
2y² – 3y – 20 = 0

2x² – 11x + 14 = 0
y² – 9y + 20 = 0

x(2x + 3) = 90
7/√y + 2/√y = √y

1/x-3 + 1/x+5 = 1/3
y –  √16 = √9

x² – 30^5/2/√x = 0
y(55 – y) = 750

√(x + 5) = √784 – √625
y(27 – y) = 182

y² – x² = 112
y – x = 8

480/x = [480/(x – 8)] – 3
y(10y – 1) = 2

x² =1600, 360/y  = 360/(y +5) + 1

√2116x – √8464= 0, (625)^1/4y – (1000)^1/3=0

(x + 2)(x + 1) = (x – 2)(x – 3), (y + 3)(y + 29) = 360

9x – 17.45 = 67.55 + 4x, (y – 6)(y – 5) = (y – 4)(y – 3)

4/√x + 2/√x = √x 
8/√y + 6/√y = √y

x² – 300 = 724
y –  √225 = √289

x² – 14^5/2/√x = 0
y² – 11^5/2/√y = 0

√(x + 20) = √256 – √169
y² + 256 = 377

y² – x² = 96
y – x = 8

x(10x – 1) = 2
4y² + 3y – 27 = 0

x² =841, y=√841

√2025x + √8100 = 0, (625)^1/4y + (1331)^1/3=0

(16/√x) + (9/√x) = 10√x, (√y/4) + (6√y/12)= (1/√y)

9x – 15.45 = 64.55 + 4x, √(y+153) – 6 = 7