Question

5(x+4)<2(4x-5) решить неравество

 

Answer 1

5(x+4)<2(4x-5)

5x + 20 < 8x - 10

5x - 8x < -10 - 20

- 3x < -30

 

 x > 10

 

 

 

 

Answer 2

$5(x+4)<2(4x-5);\\5*x+5*4<2*4x-2*5;\\5x+20<8x-10;\\5x-8x<-20-10;\\-3x<-30;\\x>10;\\(10;+infty)$