Question

36. Resolva as seguintes equações:
a) 2x + 6 = x + 18
b) 5x - 3 = 2x + 9
c) 3(2x - 3) + 2(x + 1) = 3x + 18
d) 2x + 3(x - 5) = 4x + 9
e) 2(x + 1) - 3(2x - 5) = 6x - 3
f) 3x - 5 = x-2
g) 3x - 5 = 13
h) 3x + 5 = 2
i) x - (2x - 1) = 23
i) 2x - (x - 1) = 5 - (x - 3)​

Answer 1

a) 2×+6=×+18

2×-×=-6×=12

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