If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12x^2-38x+72=0
a = 12; b = -38; c = +72;
Δ = b2-4ac
Δ = -382-4·12·72
Δ = -2012
Delta is less than zero, so there is no solution for the equation
| X-73=9(2x+3)-15 | | 15=7+b/2 | | 108=-9-9n | | -9x=27=-72 | | -9(x+3)+36=18-10x | | 5c-1=-14c+18 | | -4d+2(3+d)=-34 | | 5(x+10)-5=72-4x | | -19=x/8 | | C=10+0.20x | | 7(x+1)^2=112 | | 2(8x+3)-5(2x+4)=46 | | -3(x+5)+24=14-4x | | w/4-4=16 | | (5x+1)+62=(18x+11)= | | 0=8x-(4x-5)-29 | | 2x+4(x-1)=1/2x-9 | | 2(x+9)-2=42-3x | | 20=-4r-20+14 | | 5+3.4y+3.4y=-0.2+2+6.3y-1.9y | | 4x^2+16=10 | | 5-49=a-13 | | 3−x/10=2 | | 3y=1=4y-6 | | 3−x10=2 | | x-12/6=12 | | -7m-7(4-2m)=8-7m | | 9d+36=5d+8 | | -8(v+6)=-88 | | -4(-5v+9)-6v=6(v-2)-6 | | 1.25t+77=43.25 | | (-4+21x)=20x |