Atividades
1. Resolva as equações
a) 3(x - 1) - 7 = 15
b) 7(x - 4) = 2x - 3
c) 3(x - 2) = 4(3 - x)
d) 3(3x - 1) = 2(3x + 2)
e) 2(3 - x) = 3(x - 4) + 15
f) 3(5 – x) - 3(1-2x) = 42
g) (4x + 6) - 2x = (x - 6) + 10 + 14
h) (x --3) - (x + 2) + 2(x - 1) - 5 = 0​