6x^2+4x+7=0

Simple and best practice solution for 6x^2+4x+7=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 6x^2+4x+7=0 equation:


Simplifying
6x2 + 4x + 7 = 0

Reorder the terms:
7 + 4x + 6x2 = 0

Solving
7 + 4x + 6x2 = 0

Solving for variable 'x'.

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

Divide each side by '6'.
1.166666667 + 0.6666666667x + x2 = 0

Move the constant term to the right:

Add '-1.166666667' to each side of the equation.
1.166666667 + 0.6666666667x + -1.166666667 + x2 = 0 + -1.166666667

Reorder the terms:
1.166666667 + -1.166666667 + 0.6666666667x + x2 = 0 + -1.166666667

Combine like terms: 1.166666667 + -1.166666667 = 0.000000000
0.000000000 + 0.6666666667x + x2 = 0 + -1.166666667
0.6666666667x + x2 = 0 + -1.166666667

Combine like terms: 0 + -1.166666667 = -1.166666667
0.6666666667x + x2 = -1.166666667

The x term is 0.6666666667x.  Take half its coefficient (0.3333333334).
Square it (0.1111111112) and add it to both sides.

Add '0.1111111112' to each side of the equation.
0.6666666667x + 0.1111111112 + x2 = -1.166666667 + 0.1111111112

Reorder the terms:
0.1111111112 + 0.6666666667x + x2 = -1.166666667 + 0.1111111112

Combine like terms: -1.166666667 + 0.1111111112 = -1.0555555558
0.1111111112 + 0.6666666667x + x2 = -1.0555555558

Factor a perfect square on the left side:
(x + 0.3333333334)(x + 0.3333333334) = -1.0555555558

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 3r^2+16r+120=0 | | 6a^2-6=288 | | 4n+8=3n+17 | | 3r^2+16+120=0 | | -5(2x-4)=x | | p^2=0 | | 3/4+x3/8 | | 8(s-3/4)-20=6 | | 5(5x-2)=6 | | 15=-3(c+-1)+9 | | 43/4-71/3 | | -4n^2=-64 | | 2(n-6)=4 | | -273=5n-7(6-4n) | | 13.32+x=3/5 | | -9c+1=-12c+7 | | 8=5x | | 6(t-6)+6t=4(3t+5)-8 | | 5(x-8)+3=-7 | | r^2-5=95 | | 24=(-20+-5m)+1(m+-2) | | 2z-7=3z-4 | | 5(29-1)=-5+109 | | 4+1x+(-10)-11x= | | n^2-5=4 | | Y+4=(x-2) | | x(6x+5)=6 | | 1/5y=10 | | x^2-14x+42=2 | | 2/7=x/42 | | 7x-3/9=8 | | -2x+6y=18 |

Equations solver categories