x^2+6x=33

Simple and best practice solution for x^2+6x=33 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+6x=33 equation:


Simplifying
x2 + 6x = 33

Reorder the terms:
6x + x2 = 33

Solving
6x + x2 = 33

Solving for variable 'x'.

Reorder the terms:
-33 + 6x + x2 = 33 + -33

Combine like terms: 33 + -33 = 0
-33 + 6x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '33' to each side of the equation.
-33 + 6x + 33 + x2 = 0 + 33

Reorder the terms:
-33 + 33 + 6x + x2 = 0 + 33

Combine like terms: -33 + 33 = 0
0 + 6x + x2 = 0 + 33
6x + x2 = 0 + 33

Combine like terms: 0 + 33 = 33
6x + x2 = 33

The x term is 6x.  Take half its coefficient (3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
6x + 9 + x2 = 33 + 9

Reorder the terms:
9 + 6x + x2 = 33 + 9

Combine like terms: 33 + 9 = 42
9 + 6x + x2 = 42

Factor a perfect square on the left side:
(x + 3)(x + 3) = 42

Calculate the square root of the right side: 6.480740698

Break this problem into two subproblems by setting 
(x + 3) equal to 6.480740698 and -6.480740698.

Subproblem 1

x + 3 = 6.480740698 Simplifying x + 3 = 6.480740698 Reorder the terms: 3 + x = 6.480740698 Solving 3 + x = 6.480740698 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 6.480740698 + -3 Combine like terms: 3 + -3 = 0 0 + x = 6.480740698 + -3 x = 6.480740698 + -3 Combine like terms: 6.480740698 + -3 = 3.480740698 x = 3.480740698 Simplifying x = 3.480740698

Subproblem 2

x + 3 = -6.480740698 Simplifying x + 3 = -6.480740698 Reorder the terms: 3 + x = -6.480740698 Solving 3 + x = -6.480740698 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = -6.480740698 + -3 Combine like terms: 3 + -3 = 0 0 + x = -6.480740698 + -3 x = -6.480740698 + -3 Combine like terms: -6.480740698 + -3 = -9.480740698 x = -9.480740698 Simplifying x = -9.480740698

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.480740698, -9.480740698}

See similar equations:

| (X+2)(x+2)-25=0 | | -26=-6x+34 | | y(y+2)-35=0 | | ax(30-a)=176 | | (X+2)2-25=0 | | 5+3[1+2(2y-3)]+1=6(x+5) | | 6x+16=6x-6 | | 6n+3=57 | | a=24/4 | | 48-5x=-22 | | 2p+wr=r-9h | | 1=5-t | | y=4+-5x | | cos(x-20)=-0.437 | | -6-(7n-1)=15-3n | | 3(-2)=7x+-1(x+1) | | 2cos^2(x)+3cos(x)+1=0 | | 3(-2)=7x-(x+1) | | 1/3-3/8-1/4 | | 18+7x=9x | | 34-3x=-3+8(x+6) | | 2cos^3(x)-cos(x)=0 | | 5x+3(2x+1)=7(x+3)+5 | | 34-3x=8x+45 | | 3.15=-logx | | 30XY-24Y/6Y | | 32/45 | | (x+3)(x-1)-12=0 | | -16t^2+20t+6=0 | | p(p+4)+3=0 | | 1/2x+4=-1/2x+4 | | 3b^2+4b=-8 |

Equations solver categories