Question

1) Resolva as equações:
a) 20x - 4 = 5x
b) 5(1 - x) - 2x + 1 = -3(2 + x)
c) 4x = -8x + 36
d) 2 + 3[x -(3x + 1)] = 5[x -(2x - 1)] e)7x – 3 = x + 5 – 2x
f) x - 3 = 5
g)6x - 4 = 2x + 8
h) x + 2 = 7
i) 0 = x + 12
j) 17x - 2 + 4 = 10 + 5x
k) -3 = x + 10
l) 4x – 10 = 2x + 2
m) x - 7 = -7
n) 5x + 6x – 16 = 3x + 2x - 4
o) x - 109 = 5
p) 5(2x -4) = 7(x + 1) - 3
q) 15 = x +1 r) 4(x + 3) = 1 ​

Answer 1

Resposta:

27.35.28.81. 67.12. 85