x^2+x+3=34

Simple and best practice solution for x^2+x+3=34 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+3=34 equation:


Simplifying
x2 + x + 3 = 34

Reorder the terms:
3 + x + x2 = 34

Solving
3 + x + x2 = 34

Solving for variable 'x'.

Reorder the terms:
3 + -34 + x + x2 = 34 + -34

Combine like terms: 3 + -34 = -31
-31 + x + x2 = 34 + -34

Combine like terms: 34 + -34 = 0
-31 + x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '31' to each side of the equation.
-31 + x + 31 + x2 = 0 + 31

Reorder the terms:
-31 + 31 + x + x2 = 0 + 31

Combine like terms: -31 + 31 = 0
0 + x + x2 = 0 + 31
x + x2 = 0 + 31

Combine like terms: 0 + 31 = 31
x + x2 = 31

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 = 31 + 0.25

Reorder the terms:
0.25 + x + x2 = 31 + 0.25

Combine like terms: 31 + 0.25 = 31.25
0.25 + x + x2 = 31.25

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = 31.25

Calculate the square root of the right side: 5.590169944

Break this problem into two subproblems by setting 
(x + 0.5) equal to 5.590169944 and -5.590169944.

Subproblem 1

x + 0.5 = 5.590169944 Simplifying x + 0.5 = 5.590169944 Reorder the terms: 0.5 + x = 5.590169944 Solving 0.5 + x = 5.590169944 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 = 5.590169944 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = 5.590169944 + -0.5 x = 5.590169944 + -0.5 Combine like terms: 5.590169944 + -0.5 = 5.090169944 x = 5.090169944 Simplifying x = 5.090169944

Subproblem 2

x + 0.5 = -5.590169944 Simplifying x + 0.5 = -5.590169944 Reorder the terms: 0.5 + x = -5.590169944 Solving 0.5 + x = -5.590169944 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 = -5.590169944 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = -5.590169944 + -0.5 x = -5.590169944 + -0.5 Combine like terms: -5.590169944 + -0.5 = -6.090169944 x = -6.090169944 Simplifying x = -6.090169944

Solution

The solution to the problem is based on the solutions from the subproblems. x = {5.090169944, -6.090169944}

See similar equations:

| 4(x+4)-4=6x-2(-4+x) | | 3y-3+2y-2=4 | | log(5x+6)=1+log(x-9) | | 4(x+4)=6x-2(-4+8) | | -9(x+5)+392=16+16 | | (-6x+2)(4x-2)=0 | | 22+4x=x-17 | | 4-5(6-2x)=14 | | 14(7c-8)=8c-8 | | 54+-48x+-25x^2+-17x^3+5x^5+x^6=34 | | -6x+5(-x-18)=9 | | 5x-7(-5x+15)=95 | | 66/22 | | (x+7)(x-3)=(x+1)2nd | | (x^2+x+3)(x^2+2x-9)(x^2+2x-2)=0 | | (-45x+1)-15-22x= | | (-6x+2)(-2x+1)=0 | | 1.4d=8.12 | | 7/8x-3/10x | | -7x-63=36-4x | | 3(x+6)+7=10x-18 | | f(x)=2x^2-3x+3 | | 0.04(9x-1)=0.36(x+7)-2.56 | | 17=9+n | | 0.036-4=36x+252-25.6 | | x+16=(x-3)(x-3) | | p=100(1-414.80/488) | | 6b+3t=63 | | 13w+19w-4+1=4w+1-4 | | 2y=-x-2 | | 58=s/12 | | f(x)=0.6x^2 |

Equations solver categories