4k-12=k^2

Simple and best practice solution for 4k-12=k^2 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 4k-12=k^2 equation:


Simplifying
4k + -12 = k2

Reorder the terms:
-12 + 4k = k2

Solving
-12 + 4k = k2

Solving for variable 'k'.

Combine like terms: k2 + -1k2 = 0
-12 + 4k + -1k2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
12 + -4k + k2 = 0

Move the constant term to the right:

Add '-12' to each side of the equation.
12 + -4k + -12 + k2 = 0 + -12

Reorder the terms:
12 + -12 + -4k + k2 = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -4k + k2 = 0 + -12
-4k + k2 = 0 + -12

Combine like terms: 0 + -12 = -12
-4k + k2 = -12

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

Add '4' to each side of the equation.
-4k + 4 + k2 = -12 + 4

Reorder the terms:
4 + -4k + k2 = -12 + 4

Combine like terms: -12 + 4 = -8
4 + -4k + k2 = -8

Factor a perfect square on the left side:
(k + -2)(k + -2) = -8

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 3x-10=-5x+70 | | 4(2x-1)=19-4(x+5) | | 3s+2=29 | | 28b-128=-30b+32 | | 15x+19=50 | | -4/3(y-9)-1/6y= | | 5/6x-7/3 | | 3s+2=23 | | -16t^2+24t+900=0 | | 3x+6=6x+42 | | a+489.50=756.80 | | (5x^2-4)1/4=x | | -6.8(3y+5)-2.2(4y-6)= | | 7-x=5x+55 | | 2x/12=-15 | | -15y=9 | | 1inch=1.3miles | | 4x/12=-15 | | 4(3b-2)+(6-3)=4 | | -7x-2x-81=-108 | | -3y=(9/5) | | 4.905x^2+15x-90=0 | | 7y-5+2(2y+1)=-3(y+7) | | 100[0.9(z+10)]= | | -3x+4x+17=-34 | | 3(2a+4)+2(a+3)=10 | | 1/2(52) | | 4x/a=1/16 | | 1-5n=51 | | 3x(-4)=5(x+2) | | 3(2a+4)+(a+3)=10 | | c=0.08x+9.75 |

Equations solver categories