(2x^2+3x)+(5x^2+5)+(6x^2+3x+5)=0

Simple and best practice solution for (2x^2+3x)+(5x^2+5)+(6x^2+3x+5)=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 (2x^2+3x)+(5x^2+5)+(6x^2+3x+5)=0 equation:


Simplifying
(2x2 + 3x) + (5x2 + 5) + (6x2 + 3x + 5) = 0

Reorder the terms:
(3x + 2x2) + (5x2 + 5) + (6x2 + 3x + 5) = 0

Remove parenthesis around (3x + 2x2)
3x + 2x2 + (5x2 + 5) + (6x2 + 3x + 5) = 0

Reorder the terms:
3x + 2x2 + (5 + 5x2) + (6x2 + 3x + 5) = 0

Remove parenthesis around (5 + 5x2)
3x + 2x2 + 5 + 5x2 + (6x2 + 3x + 5) = 0

Reorder the terms:
3x + 2x2 + 5 + 5x2 + (5 + 3x + 6x2) = 0

Remove parenthesis around (5 + 3x + 6x2)
3x + 2x2 + 5 + 5x2 + 5 + 3x + 6x2 = 0

Reorder the terms:
5 + 5 + 3x + 3x + 2x2 + 5x2 + 6x2 = 0

Combine like terms: 5 + 5 = 10
10 + 3x + 3x + 2x2 + 5x2 + 6x2 = 0

Combine like terms: 3x + 3x = 6x
10 + 6x + 2x2 + 5x2 + 6x2 = 0

Combine like terms: 2x2 + 5x2 = 7x2
10 + 6x + 7x2 + 6x2 = 0

Combine like terms: 7x2 + 6x2 = 13x2
10 + 6x + 13x2 = 0

Solving
10 + 6x + 13x2 = 0

Solving for variable 'x'.

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

Divide each side by '13'.
0.7692307692 + 0.4615384615x + x2 = 0

Move the constant term to the right:

Add '-0.7692307692' to each side of the equation.
0.7692307692 + 0.4615384615x + -0.7692307692 + x2 = 0 + -0.7692307692

Reorder the terms:
0.7692307692 + -0.7692307692 + 0.4615384615x + x2 = 0 + -0.7692307692

Combine like terms: 0.7692307692 + -0.7692307692 = 0.0000000000
0.0000000000 + 0.4615384615x + x2 = 0 + -0.7692307692
0.4615384615x + x2 = 0 + -0.7692307692

Combine like terms: 0 + -0.7692307692 = -0.7692307692
0.4615384615x + x2 = -0.7692307692

The x term is 0.4615384615x.  Take half its coefficient (0.2307692308).
Square it (0.05325443788) and add it to both sides.

Add '0.05325443788' to each side of the equation.
0.4615384615x + 0.05325443788 + x2 = -0.7692307692 + 0.05325443788

Reorder the terms:
0.05325443788 + 0.4615384615x + x2 = -0.7692307692 + 0.05325443788

Combine like terms: -0.7692307692 + 0.05325443788 = -0.71597633132
0.05325443788 + 0.4615384615x + x2 = -0.71597633132

Factor a perfect square on the left side:
(x + 0.2307692308)(x + 0.2307692308) = -0.71597633132

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 13.2y=38.6 | | 0=3+10x | | (3x-10)=(x+6) | | 4n^2-4n+6=0 | | 6-7x-5x=114 | | (4x-32)+(5x+50)=90 | | 8.2-5.25= | | 3/5×5/7 | | 6-7-5x=114 | | 4x-2y+x+x= | | 25n+32= | | 144=x^2+4x | | -3x-8-6x=-8 | | (x-3)squared+12squared=13squared | | 12m+4-(5-7m)=4(4m+2) | | x^2=4096 | | 3N^2+1=28 | | 96=1/2*6x*4x | | x+x+90+x-18=180 | | 24=2x-4x+6 | | 4/5×1/8 | | x^2=13689 | | 4+2y=-12 | | 2/598 | | 4(a+3)=5a+5-a | | 3x-8.65=3.35 | | 5y-20=4-3y | | 0=16t^2+24t+40 | | x-1+x+5+x=2(x-3)+2(x-1) | | -5x^2-11x-12=0 | | 7+3n=9n-5 | | 3.1+x=7.4 |

Equations solver categories