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100;25
13.1*a+b-173;2.6*a+b-187.82
0;2;1;45;22;5
x^2-x+1;x^2+x+1
1/y-(8/(x^2));1-(x/(y^2))
| 0=-16t^2+90t+110 | | 2x+0.786x-87:2x=1 | | 10+3j=16 | | 5n^2-32+35=0 | | x=3+4(2) | | 3n*-7n+2=0 | | -13=x+24 | | n-2/3=7/9 | | N+129=-4n+9 | | 0.9x+2.4x=-6.4 | | 5(y+7)=3(y-1) | | x=(2x+5)+(2x-2) | | 0.9x+2.4=-6.4 | | -6(2t+3)=18 | | (10x^4-4)/(5x^3-10) | | y=0.04x+18 | | -x=-y-9 | | 8(s-6)=-68 | | (-3)+(-2)=(-5) | | H=3H | | 5x+20+9x+92=180 | | 35a+145ab-49ac= | | x=2x+5+2x-2 | | 5(x+-6)+6=7x-10 | | 9x-7=7x+10 | | x^2+7x+52=0 | | 5(x-6)+6=7x+10 | | log^-1(12/10) | | -5-29= | | =b+14 | | 8x=77+7x | | log-1(12/10) |