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x-(9/7) = 1
607;249.8
407;502
1/y
12.4;0.2
| 9x^4-13x+4=0 | | x-9/7=1 | | -16=4+4x | | 8(2-3x)+11=7(3x-2)+10 | | (5+8x)-2x-4= | | 2(-x+8)=-18 | | y-x-2=0 | | 7(3s+9)=279 | | f(4)=2(4)-3 | | y^2=22.5(22.5-y) | | 4(-x+6)=21 | | 6(2l+5)=42 | | (u+1)*8=16 | | -2xsquared-5x=1 | | 2x+11y-4xi=14+16i | | 7(2x+3)=21 | | (2x+7)(5x-4)=0 | | (x+0.9)(x+2.6)=0 | | (2n-1)/3-1/2=17/2 | | (2n-1)/3-1/5=17/5 | | 4[x+2]=18 | | X^5-x^4-1=0 | | 6(x+8)-29= | | 191+13x=360 | | 15x-12=49 | | 140/2000 | | 16x^2-24x-23=0 | | 8(x+4)-3= | | b+40+b+26=9b+5 | | -2(5x+13)-2=-6(3x-2)-41 | | 3[x-1]=49 | | 5(z+4)+1=7-(z+4) |