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-2x-8x>4-1-3-10
-10x>-10 ;-10
x<1
12x-3+10x+2<10
22x<10-2+3
22x<11 : 22
x<o,5
3-2x+10=8x+4-1
2x+7=8x+3 /-3
2x+4=8x /-2x
4=6x //6 (podzielić przez 6)
4/6=x
x<1
g) 3(4x-1)+2(5x+1)<=10
12x-3+10x+2=10
22x-1=10 /+1
22x=11 //22 (podzielić przez 22)
x=0,5
x<=0,5
3-2x+10 > 8x+4-1
-2x-8x > 3-3-10
-10x > -10 |:(-10)
x < 1
x∈(-∞; 1)
g) 3(4x-1)+2(5x+1)<=[mniejsze równe]10
12x-3+10x+2 ≤ 10
12x+10x ≤ 10-2+3
22x ≤ 11 |:22
x ≤ 11/22
x ≤ 1/2
x∈(-∞ ; 0,5>