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320/50 = 0
50/320 = 0
((25*m^10*n^100)^-1)/2 = 0
3/8-(4/8) = 0
10/7 = -5
| 8r-8r=-3r-15 | | 63-99x-77-98x=183 | | A^-6)/A^-4 | | (25m^10n^100)^-1/2 | | 7b=-3 | | 7b=8 | | 2*-3*-3+-3= | | 117p-130+10p=886 | | 25x^2-80x+72=0 | | 3/8-4/8 | | 9r+16(-17-10r)= | | -8(-1-8m)-4=132 | | 1+7x-4x=19 | | -2*-3*-3+4*-3= | | 4n+9=(-19) | | 7(1+7r)=-41+r | | 9y+42y+36=36 | | 7+6r=7r+4 | | .5(p-4)=-9+p | | 3x+4=94.2 | | 217=7(7n+3) | | 4x+5y-7x+9y= | | X+4=7x+9 | | 2x+7+8x=14 | | 3y=5y-6 | | 2b-10=30+10 | | 3k-13=k-5 | | -4(3-x)+6=2(x+3) | | 6x+192=180 | | x+2=14+3x | | 1/4(x-7)=7 | | 88p+120+7p=500 |