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0.5;9
6;7;3;7;3;1
1;0.2
1.5;0.25
a+3.979*b+3.979^2*c+3.979^3*d-99.815;a+9.233*b+9.233^2*c+9.233^3*d-231.928;a+13.283*b+13.283^2*c+13.283^3*d-327.502
| x^2-0.8x+0.16=0 | | 10+5x=10x-26 | | (x+3)+(3-3x)=0 | | 2x-4+x+1=180 | | 8n+12=2 | | 1/4×2/5 | | 4y+1=4x+8 | | -6x^2+19x+7=0 | | 4y+1=4x+1 | | 8x+72=2x+114 | | (4yx)+1=(17y)+8 | | 8x+72+2x+114=180 | | 4x+97=8x-11 | | y(4x)+1=(17*y)+8 | | 5x-5=12+2x | | 11x-39=6x+91 | | 5x+5=12+2x | | 2x-8+14x=4(6x-4)+6 | | 2x-11+2x=5(2x-3)+2 | | 2z/3=8 | | -72-2x=-10x+32 | | 10sin(2pi/3) | | 7/9s=2/3 | | 12y-30=6 | | -107-x=1x+146 | | 3b+5=10b-27 | | x+30.5+2x=122 | | 2x+x+21.5=116 | | 5p-7-2(p+1)=-(6p-3) | | 8x^3-16x^2-64x-2=0 | | 0.2(x+6)=0.167(x+8) | | 3x-7+x=20 |