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2-3x≤1
-3x≤-1
x≥⅓
b)x+7>2x
-x>-7
x<7
c)8-2x≥2x
-2x≥-8
x≤4
d)5x+3≤2x+9
3x≤6
x≤2
e)3(x-1)>6
3x-3>6
3x>9
x>3
f)¹/₂(x+3)≤5
½x+1½≤5
½x≤3½
x≤7
g)-4(x+2)<8
-4x-8<8
-4x<16
x>-4
h)3(x-2)≤6x
3x-6≤6x
-3x≤6
x≥2
i)4x≥2(x+5)
4x≥2x+10
2x≥10
x≥5
3x≥2-1/:3
x≥⅓
x+7>2x=
x-2x>-7
-x-7/(-)
x<7
8-2x≥2x=
-2x-2x≥-8
-4x≥-8/-4
x≤2
5x+3≤2x+9=?
5x-2x≤9-3/3
x≤2
3(x-1)>6=?
3x-3>6
3x>6+3/3
x>3
¹/₂(x+3)≤5=?
½x+1½≤5
½x≤5-1½/½
x=7
-4(x+2)<8=?
-4x-4<8
-4x<8+4/-4
x>-3
3(x-2)≤6x=?
3x-6<6x
3x-6x<6/-3
x>-2
4x≥2(x+5)=?
4x≥2x+10
4x-2x>10
2x>10/2
x>5
3x≥2-1
3x≥1 /:3
x≥1/3
x+7>2x
x-2x>-7
-x>-7 /:(-1)
x<7
8-2x≥2x
-2x-2x≥-8
-4x≥-8 /:(-4)
x≤2
5x+3≤2x+9
5x-2x≤9-3
3x≤6 /:3
x≤2
3(x-1)>6
3x-3>6
3x>6+3
3x>9 /:3
x>3
¹/₂(x+3)≤5 /*2
x+3≤10
x≤10-3
x≤7
-4(x+2)<8
-4x-8<8
-4x<8+8
-4x<16 /:(-4)
x>4
3(x-2)≤6x
3x-6≤6x
3x-6x≤6
-3x≤6 /:(-3)
x≥-2
4x≥2(x+5)
4x≥2x+10
4x-2x≥10
2x≥10 /:2
x≥5