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a in (-oo:+oo)
a*((20*a^2)/16) = 0
5/4*a^3 = 0 // : 5/4
a^3 = 0
a = 0
a = 0
| 3(x-1)=2x+9x | | 3(y-8)-5=9(y+2)+1 | | 4=1.50*75 | | -15(q-2)= | | x^2+7x+8=392 | | 2x-7+5x=7x-3-4 | | 12x-3y=90 | | 5(4h-6)=2(2h-7) | | 3x+4y=12-2y | | 12.8=4u | | 1/3(-6k+39)=2+14k | | -30.9+19= | | 8x^3-14x^2+18x-9=0 | | v=2v-20 | | 7y+6x=3 | | 1/6x+1/5y=61/30 | | -5p-t=17 | | 3*(-10.3)+19= | | m=-4-10/4-2 | | 9m+3=5m-25 | | x=-10x+3(2(x-1)+2)-1 | | 5t-7=3t+17 | | 2x-4x+12=13 | | 3*-10.3+19= | | -5x-31(x+2)=-5(7x+4) | | 46+n=59 | | 5(3d+4)=110 | | 8p-8=100-10p | | q+c/-5=-5 | | 3*-10+19= | | 106=-8+-2 | | .5m-9.8=12.4 |