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x in (-oo:+oo)
2 <= 1-((1/4)*x) // - 1-((1/4)*x)
(1/4)*x-1+2 <= 0
1/4*x+1 <= 0 // - 1
1/4*x <= -1 // : 1/4
x <= -1/1/4
x <= -4
x in (-oo:-4>
(-oo:-4>
| 23-[6-(5-9)]+(5-7)= | | b-2-4b=36 | | 42-(x+8)=9x-6 | | 0=.25(x)+3 | | 3x+11=-181 | | 34x=74 | | Y=.25(-4)+3 | | Y=.25(0)+3 | | 7x+10+6x=19 | | 29=5+6 | | -1=2x*3 | | 130+n=470 | | 470+n=130 | | 130xn=470 | | 21x-12+3=x-31x+12 | | 2m+3n+6m+9n= | | 10(x-4)=3x-61 | | 7/3=2/n | | 4y^2-3y+6y^2-8y= | | x+(x*.15)=.4 | | x+(x*.15)=45 | | 4.5=x | | 146000000/1.16= | | 9.00=0.3(x)+5.37 | | 4^2/2^4= | | 6.91=0.3(x)+5.37 | | 4^2/2^4 | | Y=0.3(6)+5.37 | | Y=0.3(7)+5.37 | | 6+8y-8y=-6 | | a^2-13a+42= | | 146,000,000/1.16 |