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x^2-4 <= 0;x
x
(r^2-(v^2*x^2))^(1/2)+r
x^2+4 <= 0;x
x
9*x^2-25 >= 0;x
x
0.0769*x+0.0039*y-0.336;0.0286*x+0.0226*y-1.53
| 6k^2-108=-3k | | 4=-9x-y | | 3(x+4)-(1-x)=2 | | -2w+5=-3w | | -12=3x-48 | | 3.14^3/3a(4x=x) | | X^2+4x+8=64 | | 7-5x=45 | | 2x-10/4=4 | | X+9+2X-44=180 | | 10=times+1 | | 3X+6+5X-4=180 | | 2w+1+3w=0 | | n(n+2)=n+n+2+14 | | A=1/4(3.14)(2.5)(2.5) | | X+21+3X-15=180 | | Y=14+-6x | | Y=-0.06x^2+0.56x+5 | | (x^2+16)-(5x+5)=3x-5 | | -7x+10=9-7x | | -u/6=-29 | | 3(n+7)=8 | | 5x+3=7x-1X | | b=1/2=5 | | 2(3+1)=-6-(5-3x) | | 4(4x+6)=8(2x+2) | | -4(2x-1)-8=5+7 | | (x+4)-(5x+5)=3x-5 | | 8x-2x+18=-12x | | 5v+8=108 | | 4x^3-4x^2+3x-3=0 | | (X-5)(x-8)=180 |