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6*x^5-13*x^4+22*x^3-15*x^2-21*x+58;2*x^2-x+7
13.8;9
162;9
15;1.60
1.60;15
| -u=3u-20 | | 4x-28=360 | | 2m-31=-15 | | 32-14=3(x-5) | | -12c+16=-5+15+6c | | 6n+3=24 | | 2/4x-4-1/x^2-1 | | 2m-31=15 | | X/18=-11/18 | | 29+4x=5 | | 7x+23+21x-11=180 | | 3z=-1+z+w | | 6a+3b=9b+3a | | 9x+52=7 | | 8x-5+6x+29=180 | | d+4.7=-8.3 | | 2x^2+12x=64 | | 8n+3=44 | | 35=17x | | 3n-8=44 | | F(x)=0.27x^3+9.2x^2-102.9x+400 | | 8n-3=44 | | 56=17u | | .5x+x=180 | | 5k+12=7k-16 | | 3(u+2)+7u=-4 | | 5+3x=5(-x+5)-68 | | 5x+4-2x=(x-8) | | x^2-5xy-9y+45= | | 52=5u | | -28=4x+8(x-8) | | G(x)=-2x^2+3x-5 |