Question

inequações:
a) 5x+8<6+3x=

B) 6x-5-4x<3=

c)7(x-1)<5-2x=

Answer 1

Olá,

Vamos lá,

a) 5x+8<6+3x
5x - 3x < 6 - 8
2x< -2
x < - 2/2
x<-1

B) 6x-5-4x<3
2x < 3 + 5
x < 8/2
x < 4

c)7(x-1)<5-2x
7x - 7 < 5 - 2x
7x + 2x < 5 + 7
9x < 12
x < 12/9
x < 4/3   ou x < 1,33