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x in (-oo:+oo)
(2/3)*x-2 > 4 // - 4
(2/3)*x-4-2 > 0
2/3*x-6 > 0 // + 6
2/3*x > 6 // : 2/3
x > 6/2/3
x > 9
x in (9:+oo)
(9:+oo)
| 3w^2+3w-18=0 | | 10(z+4)-3(z-3)=4(z-3z)+2(z-3) | | 12y+9=31 | | -5x-5y=500 | | 5n-10=3n+52 | | 25+0.45n=40+0.25n | | 5x+5-6x=-11x | | (x+10)*2+12=162 | | -4(2w+5)=-8w-14 | | -4(2x+5)=-8w-14 | | 6x=-11 | | 2w^2-11w+9=0 | | m-8-12-3=-12 | | 12.5(3.14)x^2=40(3.14)(0.25)x | | 5g^2-24g-5=0 | | a-3-4+9=7 | | K/2-5=24 | | 0=9t+22 | | 13.1-0.72z=8.2 | | 5b+6-6b+2=7 | | 5y+4=-4(2y+5) | | 7y-2x=56 | | 39.27d^2=31.42d | | 3f^2+4f-7=0 | | -10(s+5)=-41 | | 7w^2+10w+3=0 | | (2x+1)(3x+8)= | | 3(2x-1)=2(x+5) | | cos(2x)=-5 | | -10(s+4)=-41 | | -2-2Z+36=18(-2)-15Z-44 | | 2/5=s-1/2 |