Question

Resolva as inequações

Answer 1

a) |3x-5|>4
    3x+5>4
    3x>-5+4
    3x>-1
    x>$\frac{-1}{3}$

b)|5x-10|<2x-11
   5x+10<2x-11
   5x-2x<-11-10
  3x<-21
  x<$\frac{-21}{3} =-7$

c) |8x-14|≥x
    8x+14≥x
    8x-x ≥-14
    7x≥ -14
    x≥$\frac{-14}{7} =-2$