c^2=4c-8

Simple and best practice solution for c^2=4c-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 c^2=4c-8 equation:


Simplifying
c2 = 4c + -8

Reorder the terms:
c2 = -8 + 4c

Solving
c2 = -8 + 4c

Solving for variable 'c'.

Reorder the terms:
8 + -4c + c2 = -8 + 4c + 8 + -4c

Reorder the terms:
8 + -4c + c2 = -8 + 8 + 4c + -4c

Combine like terms: -8 + 8 = 0
8 + -4c + c2 = 0 + 4c + -4c
8 + -4c + c2 = 4c + -4c

Combine like terms: 4c + -4c = 0
8 + -4c + c2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-8' to each side of the equation.
8 + -4c + -8 + c2 = 0 + -8

Reorder the terms:
8 + -8 + -4c + c2 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -4c + c2 = 0 + -8
-4c + c2 = 0 + -8

Combine like terms: 0 + -8 = -8
-4c + c2 = -8

The c term is -4c.  Take half its coefficient (-2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
-4c + 4 + c2 = -8 + 4

Reorder the terms:
4 + -4c + c2 = -8 + 4

Combine like terms: -8 + 4 = -4
4 + -4c + c2 = -4

Factor a perfect square on the left side:
(c + -2)(c + -2) = -4

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 19x+10y=610x+18y=12 | | -44=4+6x | | E+3+v= | | 3(2x+3)-7=4 | | 20.08x-24=0 | | 1.6=y-1.5 | | -488=68q | | 2x-(6x+5)=2x-29 | | 3g+3(-4+2g)=-1g | | 8x-(2x+7)=7x-37 | | -(2p^6q^4)0= | | 30x^2+19X-4=0 | | g-1000=4000 | | 53x^2+2439x=0 | | c=-51+4x | | -8w=-9w+3 | | 24x+64y=4 | | a^6-a^4-a^2+1=0 | | 100/5/4 | | 2+3f=8-4 | | 6(7-2)=x | | 2s+7st+3-4t-ts+5s= | | 6x-24=-4x-8 | | 9e-2f-4+7f-6e= | | 40x+(10*1.5x)+(10*2x)=833 | | a-6b-5=0 | | 4x+219=13x-6 | | In(x+6)+In(x-2)=2Inx | | (9-8x)(9+8x)= | | 45-3(7+4)= | | 8w-50=142 | | S=50x+4800 |

Equations solver categories