Question

0.5x+1<=1.3x-6
0.5x+1 <=1.3x-6
-1.3x -1.3x

.8x+1-1<=-6-1
.8x <=-7
{x|x <= or >= 7/80
or 8.75
The answer seeking is either integer or decimal it states.
My answer is {x|x <= 8.75
Is is right?

Answer 1

0.5x+1<=1.3x-6
.5x - 1.3x ≤ -6 - 1
-.8x ≤ -7
x ≥ 7/.8
x ≥ 8.75

{x|x ≥ 8.75 }