Question

porfavorzinho!!!!
me ajuda​

Answer 1

Resposta:

A= x=5

B= -10,5

C= x=3

D=. x=10

E= x=3

F=. x=5,3

G= x=3

Answer 2

a)
4x+6=26
4x=26-6
4x=20
X=20/4
X=5

b)
2-(2x+3)=20
4x+6=20
4x=20-6
4x=14
X=14/4
X=3,5

c)
5x+3=18
5x=18-3
5x=15
X=15/5
X=3

d)
2x-4=16
2x=16+4
2x=20
X=20/2
X=10

e)
6(x+1)=24
6x+6=24
6x=24-6
6x=18
X=18/6
X=3

f)
9+3x=25
3x=25-9
3x=16
X=16/3
X=5,33

g)
12x=18+6x
12x-6x=18
6x=18
X=18/6
X=3

Espero ter ajudado^^