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20.7;4
3/(x^4)-x
7.3;5
0.57;2
e^-x
| T^2-12t+21=0 | | 8x^2-4xy=3 | | os=0.19 | | 5/x-3=8/6-2x | | 2x+y=1378 | | A+B=324 | | x=-33+-1y | | 3(x+y)=99 | | 5v-3=v+125 | | 5(3-2x)+x=3 | | 12X+31Y=278 | | .975x/24.1374 | | 17x+11+8x-6=180 | | 4(7n-4)+28= | | 4x+18=-2x+24 | | 10x+2=6x-1 | | x-3.7=4.7 | | 14x^2-5x-8=0 | | x((x-5)(x^2-3x)+9x)-10x^2=0 | | 6x-6=3(x-1) | | -2t^2=-18 | | 5x+44=144 | | 14x-5=5+13x | | X-167=51 | | X+220=560 | | -3(6n-5)+n= | | y=x^2+22x+2 | | T^2+11=111 | | 11x+1=7x+17 | | 2x-8=3x-21 | | 4+y+x=-32 | | 4x*0.8=0 |