If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-x2+60x-500=500
We move all terms to the left:
-x2+60x-500-(500)=0
We add all the numbers together, and all the variables
-1x^2+60x-1000=0
a = -1; b = 60; c = -1000;
Δ = b2-4ac
Δ = 602-4·(-1)·(-1000)
Δ = -400
Delta is less than zero, so there is no solution for the equation
| X+(4(x-5))+10=0 | | 5x^2+20x+24000=0 | | X+(4(x-5)+10=0 | | 3(4x-3=-33 | | 7(3w+7)=21 | | 5x=7-14 | | x×0.75-x×0.88=28000 | | 3x+(5(X+2))=2 | | 10-x/3=9 | | F(x)=800 | | 4=64^n | | 40y-15=1,385 | | 8-5x=46 | | 5x-7=5-7 | | 5x/x+3=0 | | x-41=-88 | | 0.75x1^4+2.8x1^3=26.6 | | 6n*7=0 | | 7x+8*6=6 | | 7x+8^6=6 | | 3x×5x=375 | | 12a+5=5a+38.5 | | -9.62*x+0.12=0 | | 720=2x+(2x+40)+(2x+80) | | 4n²+1204n-12440=0 | | 9y+3=33 | | 44+y=42 | | 14-2x=41 | | x=1/0.2 | | 0=x^2+11x-126 | | 2÷3w=-40 | | 0=-5x^2+0x+3 |