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((2*x^7)/y)^-2 = 0
v/8-72 = -64
1*x^3+2*x^2-3*x+20 = 0
(2/5)*y-3 = 1
11*(1/2)-(8*(1/2-5)) = 0
| H=-4t^2+8t+32 | | ((2x^7)/(y))^-2 | | v/8-72=-64 | | 2/5y-3=1 | | 2(k+4)=-3k+10 | | 9u+5=-49 | | 4x-32=97 | | 11(1/2)-8((1/2)-5) | | 10(7+2x)-30x=98 | | 7a+a+14=8a-4+3a | | 2/3=3r | | 13-3w=2w+3 | | 6(2y-5)=29 | | 4d=1/3 | | 63x-9y+81=0 | | 30x+2(-15x+784)=1568 | | Lg(-4x+-30)=2 | | 13x-(5x+6)+14=4x | | 6n+90= | | 2x+85=110 | | 7x(-5)+2x=5x+17 | | 13-3y=4x | | 11x-(4x+6)+16=2x | | 30x+2(-15+784)=1568 | | 9/12×5= | | 14n+72= | | 6[3x-3]+4[6-2x]-3[3x+3]=-3 | | [(-22)+(-8)]= | | 14n+90= | | 3x+10+6x+26=188 | | 30x+2y=1568 | | g/2=3.2 |