Solve each of these quadratic equation. a) x + 2x 35 = 0 b) x 2

Solve each of these quadratic equation.

a) x² + 2x – 35 = 0

b) x² – 7x + 10 = 0

c) x² – x – 12 = 0

d) x² + 8x – 9 = 0

e) x² – 3x = 18

f) x² = x + 6 

g) 0 = x² + 8x + 12

h) 5x + x² = 24

i) x² = 4x

j) x² – 16 = 0

k) 2x² –  9x + 4 = 0

l) 3x² + 19x + 6 = 0

m) 15x² – x –  2=0

n) 8x² –  18x + 9 = 0

o) 5x² = 20x 

p) 5x² + 23x = 10 

q) 8 – 2x – x² = 0

r) 2x² + 7x – 9=0

s) 5x² – 8x = 4

t) 100x² – 3 = 20x

u) 6x² + 20 – 23x = 0

v) 7x² + 14x = 0

w) 18 – 27x – 5x² = 0

x) 21 –11x – 2x² = 0 -

y) 5 – 5x² = 0  

z) 24x² + 40x + 6 = 0