x^2+35x+305=0

Simple and best practice solution for x^2+35x+305=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 x^2+35x+305=0 equation:


Simplifying
x2 + 35x + 305 = 0

Reorder the terms:
305 + 35x + x2 = 0

Solving
305 + 35x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-305' to each side of the equation.
305 + 35x + -305 + x2 = 0 + -305

Reorder the terms:
305 + -305 + 35x + x2 = 0 + -305

Combine like terms: 305 + -305 = 0
0 + 35x + x2 = 0 + -305
35x + x2 = 0 + -305

Combine like terms: 0 + -305 = -305
35x + x2 = -305

The x term is 35x.  Take half its coefficient (17.5).
Square it (306.25) and add it to both sides.

Add '306.25' to each side of the equation.
35x + 306.25 + x2 = -305 + 306.25

Reorder the terms:
306.25 + 35x + x2 = -305 + 306.25

Combine like terms: -305 + 306.25 = 1.25
306.25 + 35x + x2 = 1.25

Factor a perfect square on the left side:
(x + 17.5)(x + 17.5) = 1.25

Calculate the square root of the right side: 1.118033989

Break this problem into two subproblems by setting 
(x + 17.5) equal to 1.118033989 and -1.118033989.

Subproblem 1

x + 17.5 = 1.118033989 Simplifying x + 17.5 = 1.118033989 Reorder the terms: 17.5 + x = 1.118033989 Solving 17.5 + x = 1.118033989 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-17.5' to each side of the equation. 17.5 + -17.5 + x = 1.118033989 + -17.5 Combine like terms: 17.5 + -17.5 = 0.0 0.0 + x = 1.118033989 + -17.5 x = 1.118033989 + -17.5 Combine like terms: 1.118033989 + -17.5 = -16.381966011 x = -16.381966011 Simplifying x = -16.381966011

Subproblem 2

x + 17.5 = -1.118033989 Simplifying x + 17.5 = -1.118033989 Reorder the terms: 17.5 + x = -1.118033989 Solving 17.5 + x = -1.118033989 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-17.5' to each side of the equation. 17.5 + -17.5 + x = -1.118033989 + -17.5 Combine like terms: 17.5 + -17.5 = 0.0 0.0 + x = -1.118033989 + -17.5 x = -1.118033989 + -17.5 Combine like terms: -1.118033989 + -17.5 = -18.618033989 x = -18.618033989 Simplifying x = -18.618033989

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-16.381966011, -18.618033989}

See similar equations:

| -82+1=33 | | Sqrt(4y+1)-sqrt(y-2)=3 | | 4x-3=2a+7 | | 12x(3x+4)= | | -7=6+m | | 20x-5+18x+9=180 | | 3+4(n+5)=31 | | x+[-5]=-22 | | 8x^2-20x+13=0 | | 7x+11+3x+11=142 | | 2x-5y=-4x+10 | | 4x+10+6x-10=180 | | 32-4x=18+10x | | 55=293-y | | 65=293-y | | 50=14x+1 | | 7x+90+3x=180 | | 3a+3=3+9b | | X+13=5x-x | | 3x+2(2x-1)=4-2(x-3) | | 0=4x^3+12x^2 | | -2x+x+5=4 | | -9(b-2)+1=-9 | | 3(4x-9)=-3 | | 7x+4x-2x=25+2 | | 6-8x=5x-9x+14 | | 12f^3-2f^2-2f=2f | | X+(-7)=24 | | 14-3x=x-14 | | 3(x-1)+3x-3=4(x+5) | | 500x-0.46=700x+0.84 | | -2x+8+3x=7+x+1 |

Equations solver categories