F(x)=-x^2-8x-15

Simple and best practice solution for F(x)=-x^2-8x-15 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^2-8x-15 equation: 


Simplifying
F(x) = -1x2 + -8x + -15

Multiply F * x
xF = -1x2 + -8x + -15

Reorder the terms:
xF = -15 + -8x + -1x2

Solving
xF = -15 + -8x + -1x2

Solving for variable 'x'.

Reorder the terms:
15 + 8x + xF + x2 = -15 + -8x + -1x2 + 15 + 8x + x2

Reorder the terms:
15 + 8x + xF + x2 = -15 + 15 + -8x + 8x + -1x2 + x2

Combine like terms: -15 + 15 = 0
15 + 8x + xF + x2 = 0 + -8x + 8x + -1x2 + x2
15 + 8x + xF + x2 = -8x + 8x + -1x2 + x2

Combine like terms: -8x + 8x = 0
15 + 8x + xF + x2 = 0 + -1x2 + x2
15 + 8x + xF + x2 = -1x2 + x2

Combine like terms: -1x2 + x2 = 0
15 + 8x + xF + x2 = 0

The solution to this equation could not be determined.

See similar equations:

| 2.36-0.2(x+0.8)=x+.5(0.4x-1.2) | | 2(5a-4)=-88 | | -1=3r | | 4(2x+7)=84 | | 12-8x-6-2x=0 | | 2x^3+3x^2+6x-9=0 | | (4x-1)+(x+8)=5y+2 | | 3x^2+3x-10=x^2-2x-12 | | x+(x+7)=55 | | -14+(-7)=r | | 12y-3x=-6 | | 35-5(2x+3)=-74 | | 7+(-4)+2=p | | 6x+7=22 | | 1p+1.5=18 | | 3x+6=-36-4x | | 6.1-.25(x+8)=0.7x+0.3(x-3) | | z=15y | | 6(6x^2-33x-120)=0 | | ln*x+ln*2x=2 | | x^2+x-5=4x+5 | | -44(x+9)=36(x-11) | | 3x+6+5x=-42 | | 2x+2.8=6.4 | | 200x=9 | | 5y+8=-[27] | | x+74+55+54=180 | | 7x+5=105 | | -12v+4=8v-6 | | (2x-10)+x=425 | | 4x^3-6x+0=0 | | 3+2y=-[7] |

Equations solver categories