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(x^2-4x-5)(-x^2+8x-15)=0
| 4=5x+3 | | ⅖(x+3)^2=5 | | 12m+14=62 | | 3x^2-80x+0=0 | | 24y+2y-5y-y=0 | | x*x*x*x*x-x-2=0 | | 9x+(x+100)=99=69x | | 15z–13z+2=6 | | -23=-5+3w | | 2x+5=-33 | | r,4r–7=9 | | 0.4(y-5)+0.20y=0.14y-0.01(30) | | 7/(x+8)=6 | | 12x^2-122=0 | | 8t-2t=-60 | | 4r–7=9 | | 5v-8=7 | | (7x-3)/2=x | | 1/3x^2+14=26 | | ,4r–7=9 | | 5^3x*8^x=100 | | 5(r+2)=3(r-2) | | 5x+3=3=4x | | −6=6(x−8) | | 4x*x=256 | | -9m-4=77 | | 3/4x-1=1/2x=7 | | 7x+9x-9=120+x | | 2/3(9x+15)-9=25 | | 4x-13=45 | | 62-x^2=4x^2 | | -4(t-3)-(t+5)=2 |