Question

Resolva as questões
E)5x+7 =4x+10
F)4x-7=8x-2
G)3(x-2) =2x-4
H)-3(x+2)=1
I)2(x+5)=3(x-5)

Answer 1

Resposta:

E) x=3

F) x=5/4

G) x=-2

F) x=-7/3

I) x=-25

Answer 2

Resposta:

E)5x-4x=-7+10

1x=-3

x=-3/1 (-1)

x=3/1

x=3

F)4x-8x=-2+7

4x=-5

x=-5/4 (-1)

x=5/4

G)3x-6=2x-4

3x-2x=-4+6

1x=-2

x=-2/1 (-1)

x=2/1

x=2

H)-3x-6=1

-3x=1+6

-3x=7

x=7/-3 (-1)

x=7/3

I)2x+10=3x-15

2x-3x=-15-10

1x=-25

x=-25/1 (-1)

x=25/1

x=25

ESPERO TER AJUDADO.