a+3a^2=-11

Simple and best practice solution for a+3a^2=-11 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 a+3a^2=-11 equation:


Simplifying
a + 3a2 = -11

Solving
a + 3a2 = -11

Solving for variable 'a'.

Reorder the terms:
11 + a + 3a2 = -11 + 11

Combine like terms: -11 + 11 = 0
11 + a + 3a2 = 0

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

Divide each side by '3'.
3.666666667 + 0.3333333333a + a2 = 0

Move the constant term to the right:

Add '-3.666666667' to each side of the equation.
3.666666667 + 0.3333333333a + -3.666666667 + a2 = 0 + -3.666666667

Reorder the terms:
3.666666667 + -3.666666667 + 0.3333333333a + a2 = 0 + -3.666666667

Combine like terms: 3.666666667 + -3.666666667 = 0.000000000
0.000000000 + 0.3333333333a + a2 = 0 + -3.666666667
0.3333333333a + a2 = 0 + -3.666666667

Combine like terms: 0 + -3.666666667 = -3.666666667
0.3333333333a + a2 = -3.666666667

The a term is a.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
0.3333333333a + 0.25 + a2 = -3.666666667 + 0.25

Reorder the terms:
0.25 + 0.3333333333a + a2 = -3.666666667 + 0.25

Combine like terms: -3.666666667 + 0.25 = -3.416666667
0.25 + 0.3333333333a + a2 = -3.416666667

Factor a perfect square on the left side:
(a + 0.5)(a + 0.5) = -3.416666667

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| (2x-y^2)dx+2(3y^2-xy)dy=0 | | 124=10d+3p | | x^2+y^2-10x+6y=47 | | f(x)=4x^7+2x^4-10x^3-5 | | 3(y-1)+9=8-(2+2y) | | 122=5d+9p | | 3xy+4=5x-y | | 3xy+4=5x-yforx | | F(-4)=5-8b | | -4(2p-5)-15=7p+20 | | 6-3x=10x+3 | | 8y-14-6y+3=9 | | 3(x-7)+5=12-(3x-9) | | 4c+3=-2c-15 | | 1(3x-2)=5 | | 2(5x-1)=22 | | 9t=t^2-4t | | x+(2x-4)=43 | | 4x-2-20=0 | | 1-4x+2*v^2=0 | | 35-3g=15 | | 20/27%= | | (7x-13)2=(16x-38) | | -36+12s=48 | | -6(x-2)+4(3-6y)=-36 | | (5x-6)+(14x-4)=180 | | 36+12s=48 | | (8x+17)=(12x-39) | | 6y=y+65 | | y=220-70 | | y=220-x+70 | | 3x=4x+27 |

Equations solver categories