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4.67/4.2
y-2*x-z;3*x-y+z-1;4*x+2*y+z-2
2*cos(2*z)
((14/5)/5)/21
4/7 = 28
| -24+y=42 | | 30/w=45/3.6 | | 86=9L+5 | | 84.8/=10.6 | | 9a=65+b | | 81.66x(2*81.66+5)= | | 44x+6=35+9x | | w+2w+5=250 | | w+23+5=250 | | 48=13s+9 | | 16(7/8y-1)-14y=-14 | | 11=1k+4 | | 5x-12=8y+24 | | 14+-35= | | .25(8+4y)-y=2 | | 43=15s+28 | | 92=h+14 | | 4x+5.4-9x=2.9 | | 80=-s+93 | | 10=-10f+50 | | 2m-3=128 | | -24+-17= | | (x-2)(x+2)=4(7) | | 2x+(3x-12)= | | x+x+x=168 | | 4(5-2y)+12y=28 | | 2*2+2*2+4=X | | -2(-6+2y)+3y=11 | | 3x-2=118 | | 2x+1=2+3x-x | | 14/5/5/21 | | x^2+2x^2+20-80=180 |