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25*x+5*x-(9*y)-8-3;20*x-(3*y)-(9*y)-2.66
0 = (-1/3)*x+2;x
x
x^4-1 = 0;x
x
0*x^4+0*x^3+0*x^2+0*x+0 = 0;x
x
7;8;5;7;25;17
| 8x+3y=33 | | 26b+35=113 | | 3+h=x^2+3x+5 | | 5(3x+12-2+2x)-x-35=14x+75 | | -5+6p=4-3p | | 4.2x+2=1.2x-4 | | -5x=3x+22 | | -3x=-5x+32 | | 16x-55=58 | | 4x+16=-5x-2 | | 3x+2-5=14-6x | | 7x-6+3x-5=11+4x | | (3.5(21.5)+18)= | | -3x+5=4x+9 | | 7u/4 | | (3.5(9)+18)= | | cos(35)=9/x | | -x^2-39x+40= | | 5x^2+21x-6=0 | | x*4/9=12/15 | | 4(2x+6)=-44+4 | | M(9m+27)=792 | | 2/3x=7/0 | | 5p-8p-3+4p=-5 | | 15x=-50 | | 5p-(-5)=150 | | 7y-11=-3x+19 | | (5(9)+6)= | | 3(2l+1)=57 | | 3*x=1halb | | 5*x=1/3 | | w-5=-5/8 |