Question

a) - 8x + 15 = 0
b) + 10x + 25 = 0
c) 3 + 4x + 1 = 0
d) - 7x + 12 = 0
e) - 4x + 5 = 0​

Answer 1

Resposta:

a) x = 15/8 ou 1,875

b) x = -5/2 ou -2,5

c) x = -1

d) x = 12/7 ou 1,71...

e) x = 5/4 ou 1,25