Question

Resolva as equação , com Cálculos.


a) 11+2x+3 = -5 x +2 + x


b) X/2=7


C) X +5 =7


D) X+4=9
X=


E) 5X =30



F) X+9=2




b)​

Answer 1

A) 14+2x=-4x+2
2x+4x= 2-14
6x=-12
-12/6= -2

B)2.x/2=2.7
X=14

C)x= 7-5
x=2

D)x=9-4
x=5

E)30/5
x=6

F)x=2-9
x=-7
x=