13x^2+6x-294.775=0

Simple and best practice solution for 13x^2+6x-294.775=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 13x^2+6x-294.775=0 equation:


Simplifying
13x2 + 6x + -294.775 = 0

Reorder the terms:
-294.775 + 6x + 13x2 = 0

Solving
-294.775 + 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'.
-22.675 + 0.4615384615x + x2 = 0

Move the constant term to the right:

Add '22.675' to each side of the equation.
-22.675 + 0.4615384615x + 22.675 + x2 = 0 + 22.675

Reorder the terms:
-22.675 + 22.675 + 0.4615384615x + x2 = 0 + 22.675

Combine like terms: -22.675 + 22.675 = 0.000
0.000 + 0.4615384615x + x2 = 0 + 22.675
0.4615384615x + x2 = 0 + 22.675

Combine like terms: 0 + 22.675 = 22.675
0.4615384615x + x2 = 22.675

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 = 22.675 + 0.05325443788

Reorder the terms:
0.05325443788 + 0.4615384615x + x2 = 22.675 + 0.05325443788

Combine like terms: 22.675 + 0.05325443788 = 22.72825443788
0.05325443788 + 0.4615384615x + x2 = 22.72825443788

Factor a perfect square on the left side:
(x + 0.2307692308)(x + 0.2307692308) = 22.72825443788

Calculate the square root of the right side: 4.767415908

Break this problem into two subproblems by setting 
(x + 0.2307692308) equal to 4.767415908 and -4.767415908.

Subproblem 1

x + 0.2307692308 = 4.767415908 Simplifying x + 0.2307692308 = 4.767415908 Reorder the terms: 0.2307692308 + x = 4.767415908 Solving 0.2307692308 + x = 4.767415908 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.2307692308' to each side of the equation. 0.2307692308 + -0.2307692308 + x = 4.767415908 + -0.2307692308 Combine like terms: 0.2307692308 + -0.2307692308 = 0.0000000000 0.0000000000 + x = 4.767415908 + -0.2307692308 x = 4.767415908 + -0.2307692308 Combine like terms: 4.767415908 + -0.2307692308 = 4.5366466772 x = 4.5366466772 Simplifying x = 4.5366466772

Subproblem 2

x + 0.2307692308 = -4.767415908 Simplifying x + 0.2307692308 = -4.767415908 Reorder the terms: 0.2307692308 + x = -4.767415908 Solving 0.2307692308 + x = -4.767415908 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.2307692308' to each side of the equation. 0.2307692308 + -0.2307692308 + x = -4.767415908 + -0.2307692308 Combine like terms: 0.2307692308 + -0.2307692308 = 0.0000000000 0.0000000000 + x = -4.767415908 + -0.2307692308 x = -4.767415908 + -0.2307692308 Combine like terms: -4.767415908 + -0.2307692308 = -4.9981851388 x = -4.9981851388 Simplifying x = -4.9981851388

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.5366466772, -4.9981851388}

See similar equations:

| 0=13x^2-6x-294.775 | | 0=132x^2-6x-294.775 | | 5y-x=-25 | | 6x+5=13+4 | | 7m-10n=24 | | 8(x+6)-2=72 | | 0=12x^2-6x-294.775 | | 10x^2+10=100 | | 35*3.14=x | | 4m+15n=-7 | | 54x-1-54x-54x+1+54x+2=480 | | (-7-3p)(2-p)=0 | | 9n+56=83 | | 4m-15n=-7 | | 2/3t=8 | | 1x*4x=20 | | log(2)(5x+7)=5 | | 3h^2-17h+10=0 | | x+2x+(2x*2)=210 | | f(x)=ln(4x) | | 2(6p+3q)+3(q+-4p)+5(p+q)=0 | | 3p^2+p-14=0 | | 83=16n-45 | | 3p^2+q-14=0 | | f(f(2))=f(2x) | | Ln(24-5x)=2ln(x) | | 10000+15x=60x | | x+280+x+x+305=1785 | | 7x-3.2=4x+6.1 | | 6+4(4x-6)=30 | | 12x-44=145-15x | | -4(2x-6)=10x |

Equations solver categories