If it's not what You are looking for type in the equation solver your own equation and let us solve it.
=0.1C^2+2.4C+25
We move all terms to the left:
-(0.1C^2+2.4C+25)=0
We get rid of parentheses
-0.1C^2-2.4C-25=0
a = -0.1; b = -2.4; c = -25;
Δ = b2-4ac
Δ = -2.42-4·(-0.1)·(-25)
Δ = -4.24
Delta is less than zero, so there is no solution for the equation
| 5(12-3)+25w=2w | | 2x+9+x=117 | | 16=4(u-15)+4 | | 0.5x-12=18-2x | | 9x-(7x+6)=-10 | | 1.5x+11=-3.5x+36 | | x-1=-(1+8x) | | 7x−4x=9 | | 18-3x=74 | | 8x-2+3x+43=90 | | -16/n=-4 | | 2(1/2x+1)+6(x-3)=19 | | 23324x-3290324=32901489(0) | | 14=2-4n | | 8x-2+3x+43=180 | | -1180=15m | | 13+3(x-1)=9 | | 1x+2/3x=230 | | y=30(10)+150 | | 3g-7=16 | | 8.4=3n | | y=30(10)=150 | | -4g=13-2g | | 12/3x=230 | | d+7=-18 | | 14=z-2 | | 8=-4(h-19) | | 4-4x=-3x+12 | | -8-w=1 | | 25x+4=30x^2+6x | | 3+2x-7=5x+5 | | 20x=100(26.40-x) |