Question

решите неравенство: 2(1-x)-4(5-2x)>3-11(1-x)

Answer 1

2(1-x)-4(5-2x)>3-11(1-x)
2-2x-20+8x>3-11+11x
-2x+8x-11x>3-11-2+20
-5x>10
x<10:(-5)
x<-2