f(-2)=x^2-5x+8

Simple and best practice solution for f(-2)=x^2-5x+8 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(-2)=x^2-5x+8 equation: 


Simplifying
f(-2) = x2 + -5x + 8

Reorder the terms for easier multiplication:
-2f = x2 + -5x + 8

Reorder the terms:
-2f = 8 + -5x + x2

Solving
-2f = 8 + -5x + x2

Solving for variable 'f'.

Move all terms containing f to the left, all other terms to the right.

Divide each side by '-2'.
f = -4 + 2.5x + -0.5x2

Simplifying
f = -4 + 2.5x + -0.5x2

See similar equations:

| lnx-ln(x+3)=4 | | 15x^3-5x^2= | | f(x)=x^2-5x+8 | | c+b+2a= | | X+10=8x | | 4x-3(2x+3)=1 | | 6x-20=44 | | ln(3x+4)=6 | | 4p+5q-5p-4q= | | M/3=-2 | | -26=3+8(x-6) | | 5(x+3)=-x-3 | | x(5-x)=36 | | (q-5)(4q+1)= | | 2x^2+12x+32=0 | | 7x*7x-32x-60= | | 9e-5f-2g-3e+4f+g= | | 2(-3)=2x-6 | | 5x-9=-8y-3 | | H(x)=x^3-3x+1 | | 2a^2-18a=-72 | | a+2b-3c-5a-8b-2c= | | 3b*3b*3b-5b*5b+2b= | | 9-2x=33-7x | | 4(x-4)-2=-5(-4x+6)-x | | x^2=24-12x | | x^3-15x^2-1500=0 | | 2(-0.6+-1.6y)+2y=-6 | | 2a+6=20 | | -9y-z-3y-8z= | | =7x(7x+3y)(3x+9y) | | 198/3 |

Equations solver categories