If it's not what You are looking for type in the equation solver your own equation and let us solve it.
5-x2=12
We move all terms to the left:
5-x2-(12)=0
We add all the numbers together, and all the variables
-1x^2-7=0
a = -1; b = 0; c = -7;
Δ = b2-4ac
Δ = 02-4·(-1)·(-7)
Δ = -28
Delta is less than zero, so there is no solution for the equation
| 6(y-3)-8y=-16 | | 5x-9=3x+6 | | 5.6+4.1x=-6.7 | | 5/8h+5/2=5 | | b/6=-5.6 | | X^2-39x-220=0 | | M=(2x–5)(4x2+10x+25)–(3x+2)(9x2–6x+4)+133 | | 5^4x=13^x+2 | | 4x+1^x=360 | | 3(x+6)=102 | | 0.4(2p+5=5.2 | | 15x-5-6×+51=8x+8-8 | | 17-3x+3=-2x-3x | | 2/3(6x-3)+3x=19 | | 2a(3a+2)=0 | | –5.x+2=3.7–x | | 4(x-2)=2x-1 | | 2.50+5b=21 | | 6-x=4(5+x) | | 7x-3=83 | | 3/4(4x-12)=18 | | 7-3/x=83 | | 7-3x()=83 | | 7-3x(B)=83 | | 8x2=64 | | (8x)=5 | | b^2=5+b | | -10=2x-4(3x-20) | | 8+2/7x=12 | | 6+1/5=x | | 002x-0.5(x-2)=5.32 | | 2/3=-f/6+11/2 |