Question

qual o valor da inequação :

40 +2(2x +10) -2 (x+10) >2( -x+5) -x +10
a) x> -2
b) x >-3
c) x> -4
d) x> -5

Answer 1

40 +4x + 20 - 2x - 20 > - 2x + 10 - x + 10 5x >- 20; x > -4