Question

2(x-5)-3 maior ou igual 6x+2

Answer 1

2( x- 5) - 3 ≥ 6x + 2
2x -10 -3 ≥ 6x + 2
2x -13 ≥ 6x + 2
2x -6x ≥ 2 + 13
-4x ≥ 15  .(-1)
 4x ≤ -15
$x \leq \frac{-15}{4}$
 

Answer 2

2(x-5)-3>=6x+2
2x-10-3>=6x+2
2x-13>=6x+2
2x>=6x+15
-4x>=15
x<=-15/4