Question

Atividades: a) 6x = 2x + 16
b) 2x – 5 = x + 1
c) 2x + 3 = x + 4
d) 5x + 7 = 4x + 10
e) 4x – 10 = 2x + 2
f) 4x – 7 = 8x – 2
g) 2x + 1 = 4x – 7
h) 9x + 9 + 3x = 15
i) 4x – 1 = 3 ( x – 1)
j) 3( x – 2) = 2x – 4
k) 2( x – 1) = 3x + 4
l) 3(x – 1) – 7 = 15
m) 7 ( x – 4) = 2x – 3
n) 3 ( x –2) = 4(3 – x)

Answer 1

Resposta:

b-6

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