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7.6;3.8
3*x-(4*y)-1;6*x+5*y-15
2.103;21.4
1*x^4-(10*x^2)+0*x^3+0*x+9 = 0;x
x
16;9;0;0;0;3
| 1-10cosx=0 | | 20z+49=z+38 | | S=5.01 | | 40+14j=2(-4j-19) | | 9b=1/5 | | S=3.9 | | F(x)=x^2+5x+40 | | W+8=2y | | x*2+24x+144=0 | | 7r-1+5r=13 | | (x-2)(x+3)+6x=2x+2-x-x*x | | x*2-10=-3x | | 4h/2=6 | | 6-8x=4+24-x | | 7(4)= | | 12=4x/2(5-x) | | x*2-4x=12 | | 2-x=3x+27 | | -6.8+(-12)+(-72.3)=x | | 3(2m+4)-2m=40 | | x*2+67=0 | | 49-2x=13-x | | 10b+18=8b+40 | | x*2+2x-8=0 | | -34+15-29-(-3)=x | | 2g-3=-19-2 | | 14-7+(5+1)=3 | | 9=z-15/5 | | A*-4a+3=0 | | 7y-x=-17 | | 12=2j-4 | | 3(p+4)=28-5p |