Question

Resolva cada inequação

A-) 5X+9>2X+11

B-) 33X-12>20 -X

C-) 3X-1>11-X

Answer 1

a)5x -2x>11-9
3x> 2
x > 2/3

b)33x+x>12+20
34x>32
x> 32/34
x> 16/17

c)3x+x> 11+1
4x >12
x> 12/4
x>3