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-3-7>2x
-10>2x/ :2
-5>x
x>5
b) 0,1x-0,5<0,2+0,3x
x>-0,125
c)3(x+4)-1≤x
2x≤-11
x≤5,5
d)2/3(6x-3) ≥ 0
4x-2≥0
4x≥2
x≥0,5
e)
2x>7+3
2x>10 /:2
x>5
b)0,1-0,5x<0,2+0,3x
-0,5x-0,3x<0,2-0,1
-0,8x<0,1 /:(-0,8)
x>-0,125
c)3(x+4)-1≤x
3x+12-1≤ x
3x-x≤ -12+1
2x≤-11 /:2
x≤-5,5