12w^2+28w+56=0

Simple and best practice solution for 12w^2+28w+56=0 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 12w^2+28w+56=0 equation:


Simplifying
12w2 + 28w + 56 = 0

Reorder the terms:
56 + 28w + 12w2 = 0

Solving
56 + 28w + 12w2 = 0

Solving for variable 'w'.

Factor out the Greatest Common Factor (GCF), '4'.
4(14 + 7w + 3w2) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(14 + 7w + 3w2)' equal to zero and attempt to solve: Simplifying 14 + 7w + 3w2 = 0 Solving 14 + 7w + 3w2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 4.666666667 + 2.333333333w + w2 = 0 Move the constant term to the right: Add '-4.666666667' to each side of the equation. 4.666666667 + 2.333333333w + -4.666666667 + w2 = 0 + -4.666666667 Reorder the terms: 4.666666667 + -4.666666667 + 2.333333333w + w2 = 0 + -4.666666667 Combine like terms: 4.666666667 + -4.666666667 = 0.000000000 0.000000000 + 2.333333333w + w2 = 0 + -4.666666667 2.333333333w + w2 = 0 + -4.666666667 Combine like terms: 0 + -4.666666667 = -4.666666667 2.333333333w + w2 = -4.666666667 The w term is 2.333333333w. Take half its coefficient (1.166666667). Square it (1.361111112) and add it to both sides. Add '1.361111112' to each side of the equation. 2.333333333w + 1.361111112 + w2 = -4.666666667 + 1.361111112 Reorder the terms: 1.361111112 + 2.333333333w + w2 = -4.666666667 + 1.361111112 Combine like terms: -4.666666667 + 1.361111112 = -3.305555555 1.361111112 + 2.333333333w + w2 = -3.305555555 Factor a perfect square on the left side: (w + 1.166666667)(w + 1.166666667) = -3.305555555 Can't calculate square root of the right side. The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

See similar equations:

| 1/10x=4/5x-7 | | -8x+6-2x+11=3+3x-7x | | (4/4n^3)*(7n^2/4) | | 8x+6=-50 | | 3v+4x=-5 | | (2x-3)(x)=135 | | -1/2(x+1)=13 | | x+3/5=8 | | 9(4x+1)=4x-9x | | s(t)=16t^2+48t+17 | | 2[m-(3m+10)+4]=2(m+6) | | (45x^2+125x+300)/(x^2+6x+30) | | -2/3(-2x+1)=8 | | 2x-18y+10z= | | -8p-6(5-3p)=6(p-2)-26 | | 6(3x+1)=3x-8x | | x-y^2=20 | | 3y-8y+5= | | 2/3g=12 | | 5.5x^2+38x-38=0 | | 7x+4=6-(9x-6) | | -1+a-4x/3a-8a-9x/6a | | 19x+40-200=5x-5 | | 3(6x)=(5x)9 | | 1/3x^2+4x-36=0 | | (3x+5)/(8x-7)=0 | | 2/5(3k+5)-1/3(5k-2)=k+3/5 | | x(x+1)=272 | | 7(6-2a)+5a=-3 | | 1/6(8(6)-6)=7/6(6)-6+6/12 | | (3x+5)/(x-1)(x^4+7)=0 | | 7=-4(3x+3)+13x |

Equations solver categories