F(x)=x^2-4x-45

Simple and best practice solution for F(x)=x^2-4x-45 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for F(x)=x^2-4x-45 equation: 


Simplifying
F(x) = x2 + -4x + -45

Multiply F * x
xF = x2 + -4x + -45

Reorder the terms:
xF = -45 + -4x + x2

Solving
xF = -45 + -4x + x2

Solving for variable 'x'.

Reorder the terms:
45 + 4x + xF + -1x2 = -45 + -4x + x2 + 45 + 4x + -1x2

Reorder the terms:
45 + 4x + xF + -1x2 = -45 + 45 + -4x + 4x + x2 + -1x2

Combine like terms: -45 + 45 = 0
45 + 4x + xF + -1x2 = 0 + -4x + 4x + x2 + -1x2
45 + 4x + xF + -1x2 = -4x + 4x + x2 + -1x2

Combine like terms: -4x + 4x = 0
45 + 4x + xF + -1x2 = 0 + x2 + -1x2
45 + 4x + xF + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
45 + 4x + xF + -1x2 = 0

The solution to this equation could not be determined.

See similar equations:

| 22+12n=26 | | 4f=32 | | 2x(-3)=11 | | y-2.7=130.2 | | r-397=4 | | -4x-4=-7(x+2) | | 10=5y+10y | | k+6=(k-4)x(k+6) | | 11-4(n)=3 | | 79+q=613 | | 0.16x^2-0.24x+0.09=0 | | 801+p=910 | | 4x-3=2(2x+1) | | 11-4xn=3 | | x^2(x^2+15)=250 | | o-327=102 | | -y-6+2y=12 | | 425+n=480 | | m+61=80 | | l-49=98 | | 23+k=101 | | 4(t+11)=6(t-19) | | 5ln(5x+8)=22 | | 6x+3r-x+9=33 | | 47+j=93 | | 27+i=100 | | 80=x(x+2) | | h-17=40 | | 5+4y=1 | | g-80=42 | | 490+4x=(700+x)1.80 | | 8+f=61 |

Equations solver categories