If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x2x+3x^2=144
We move all terms to the left:
x2x+3x^2-(144)=0
We move all terms containing x to the left, all other terms to the right
3x^2+x2x=144
| 5=-3j | | 144=3x+2x | | 35+y=16 | | 2x+6(3x-7)=-202 | | -2x+3(6x+11)=-79 | | 10y+4=4y+40 | | 2x-3(-x+17)=9 | | x/450+1/2=8750/x | | -3x+2(3x-16)=-11 | | 2x+3xx3=144 | | 2x+6(5x+11)=-126 | | X+3(x+1)=33.20 | | x*2-6x+5=0 | | x+x+x=x+19 | | -4(-5h-4)=2(10h=8) | | -4(-5h-4)=2(10h=8 | | 3x+6(-5x-22)=192 | | 5x-6(-x+6)=-113 | | -3x+4(-4x-14)=36 | | 2/5x+3=-1/3x-5 | | 49-11x=13+7x | | 3/8a=-16=1/6a+14 | | 2|4w-1|=-3|4w+2| | | y=2|-3| | | 3/8a=-16=1/6a+16 | | 7+4b=10+12 | | -1/4x+4=8 | | 7+4b=10=12 | | 3x=2x+1-4 | | (×-2)(x+3)=6 | | 5-(n-4)=3n(n+2) | | 8/5=64/y |