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(0.5n^2-0.5)^2=0
| -7=y/3+8 | | 50=-16t^2+80t | | 8a*5a=3a | | 21=-3/2v | | 5u+4=39 | | x+12.9=3.8 | | 4x-4-6x=x+20+x | | -5/4x-3/8=1/2x+6 | | 85=4y+9 | | -5/4-3/8=1/2x+6 | | -2(-4x-7)=9x-7 | | Y=35000-2500x5 | | X-32=-18x= | | 0.6(5x+4)=0.3 | | 48=w+7w | | -2+√8x+1=14 | | 6x-4=-29 | | -3(-4-6y)+7(-y+5)=-2 | | 1/6p+12=1/8p+20 | | g−7/3=7/2 | | 12x+28=15x-2 | | 0.2x^2+6=2x | | 4=3(x+2)-(x-8) | | -2(x+4)+5(x-1)=2x+5 | | (2x-5)^2=2x-5 | | x/15+x/6=7 | | .37m=0.114 | | 1/3m-6=-15 | | 33-5a+5=60 | | 5(2x+10)=2(30+5x)-10 | | 152=n-80 | | 4+9j=j+4 |