x^2+x-303=0

Simple and best practice solution for x^2+x-303=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+x-303=0 equation:


Simplifying
x2 + x + -303 = 0

Reorder the terms:
-303 + x + x2 = 0

Solving
-303 + x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '303' to each side of the equation.
-303 + x + 303 + x2 = 0 + 303

Reorder the terms:
-303 + 303 + x + x2 = 0 + 303

Combine like terms: -303 + 303 = 0
0 + x + x2 = 0 + 303
x + x2 = 0 + 303

Combine like terms: 0 + 303 = 303
x + x2 = 303

The x term is x.  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.
x + 0.25 + x2 = 303 + 0.25

Reorder the terms:
0.25 + x + x2 = 303 + 0.25

Combine like terms: 303 + 0.25 = 303.25
0.25 + x + x2 = 303.25

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = 303.25

Calculate the square root of the right side: 17.414074767

Break this problem into two subproblems by setting 
(x + 0.5) equal to 17.414074767 and -17.414074767.

Subproblem 1

x + 0.5 = 17.414074767 Simplifying x + 0.5 = 17.414074767 Reorder the terms: 0.5 + x = 17.414074767 Solving 0.5 + x = 17.414074767 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = 17.414074767 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = 17.414074767 + -0.5 x = 17.414074767 + -0.5 Combine like terms: 17.414074767 + -0.5 = 16.914074767 x = 16.914074767 Simplifying x = 16.914074767

Subproblem 2

x + 0.5 = -17.414074767 Simplifying x + 0.5 = -17.414074767 Reorder the terms: 0.5 + x = -17.414074767 Solving 0.5 + x = -17.414074767 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = -17.414074767 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = -17.414074767 + -0.5 x = -17.414074767 + -0.5 Combine like terms: -17.414074767 + -0.5 = -17.914074767 x = -17.914074767 Simplifying x = -17.914074767

Solution

The solution to the problem is based on the solutions from the subproblems. x = {16.914074767, -17.914074767}

See similar equations:

| a^2-56=a | | 6x-2(3x-1)=2 | | 2x+10x+16=0 | | n^2=-2+3n | | .5(1740)=a | | x-.30x=234 | | n^2-13n=-40 | | x^2=2x-1 | | 3(2y+1)-6y=2 | | m^2+9m=-18 | | w^2+2x-360=0 | | x-15=-32 | | 14x-36=8x | | 12x^2=2x^2+18 | | 3+6x=3x | | 2x^2+4x=2 | | k^2-10=3k | | y^2+6=-5y | | 7x-3y-9+2(x+2)= | | 6x^2-11x-217=0 | | 2(y-6)+3y=8 | | (49-7y)=5x+3y+14 | | 13+4b+6b-5-3b= | | 8*6=x | | 48/6=x | | 4x-11=7-2x | | -3x^2-27=0 | | 5(2-x)+7x=-3 | | y+1+2y=4 | | 2x+22+4x-2+90=180 | | 6+5=n | | 4.4(2x-4)=48 |

Equations solver categories