5x^2+3x=-122

Simple and best practice solution for 5x^2+3x=-122 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 5x^2+3x=-122 equation:


Simplifying
5x2 + 3x = -122

Reorder the terms:
3x + 5x2 = -122

Solving
3x + 5x2 = -122

Solving for variable 'x'.

Reorder the terms:
122 + 3x + 5x2 = -122 + 122

Combine like terms: -122 + 122 = 0
122 + 3x + 5x2 = 0

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

Divide each side by '5'.
24.4 + 0.6x + x2 = 0

Move the constant term to the right:

Add '-24.4' to each side of the equation.
24.4 + 0.6x + -24.4 + x2 = 0 + -24.4

Reorder the terms:
24.4 + -24.4 + 0.6x + x2 = 0 + -24.4

Combine like terms: 24.4 + -24.4 = 0.0
0.0 + 0.6x + x2 = 0 + -24.4
0.6x + x2 = 0 + -24.4

Combine like terms: 0 + -24.4 = -24.4
0.6x + x2 = -24.4

The x term is 0.6x.  Take half its coefficient (0.3).
Square it (0.09) and add it to both sides.

Add '0.09' to each side of the equation.
0.6x + 0.09 + x2 = -24.4 + 0.09

Reorder the terms:
0.09 + 0.6x + x2 = -24.4 + 0.09

Combine like terms: -24.4 + 0.09 = -24.31
0.09 + 0.6x + x2 = -24.31

Factor a perfect square on the left side:
(x + 0.3)(x + 0.3) = -24.31

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 6(3+2)=48 | | z-1.4z-6.6=-(z+4.2) | | -7x+3=-20 | | 20=-8(6x-4)-6(x-7) | | -7p+11=-8-5(1+3p) | | -5|6a+2|=-15 | | 2(1-7x)+4(3x+4)=2 | | 2(2x+4)+2(x+3)=20 | | 3(3w+5)=9w-29 | | |7x-3x|+2=18 | | 6+3x=8+11x | | -3x-16=-25 | | w(3w-3)=126 | | 33-5x=4+6x | | 3(1+x)+4(2x+1)=62 | | 4|7-y|-1=11 | | 4v+2=-14 | | 33144.32-x-.06x= | | wx(3w-3)=126 | | 4x-5x-9=x-7 | | =12-3x^2 | | -8x=2y+20 | | -8v-(8v-3)=131 | | 11x-10=x | | y=12-3x^2 | | 2+9(m-4)= | | Y+2x=16 | | 5(1-6x)=-145 | | -6(x+4)=-36-4x | | -6n=48 | | -x-2y=12 | | f(10)=6+0.5x |

Equations solver categories