a)4 ∙ (x − 3) = 2x − 5 d)2x +3x + 9 = 8 ∙ (6 − x)
b) 4x − 1 = 3 ∙ (x −1) e) 2 ∙ (3 − x) = 3 ∙
(x −4) + 15
c) 3 ∙ (x − 2) = 4 ∙ (3− x) f)3 ∙ (2x −1) = −2 ∙ (x + 3)
Soluções para a tarefa
Respondido por
1
Resposta:
A) x= 7/2
B) x= -2
C) x= 6/7
D) x= 3
E) 3/2
F) 3/8
Perguntas interessantes