-2x^2+9x+29=0

Simple and best practice solution for -2x^2+9x+29=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 -2x^2+9x+29=0 equation:


Simplifying
-2x2 + 9x + 29 = 0

Reorder the terms:
29 + 9x + -2x2 = 0

Solving
29 + 9x + -2x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-2 the coefficient of the squared term: 

Divide each side by '-2'.
-14.5 + -4.5x + x2 = 0

Move the constant term to the right:

Add '14.5' to each side of the equation.
-14.5 + -4.5x + 14.5 + x2 = 0 + 14.5

Reorder the terms:
-14.5 + 14.5 + -4.5x + x2 = 0 + 14.5

Combine like terms: -14.5 + 14.5 = 0.0
0.0 + -4.5x + x2 = 0 + 14.5
-4.5x + x2 = 0 + 14.5

Combine like terms: 0 + 14.5 = 14.5
-4.5x + x2 = 14.5

The x term is -4.5x.  Take half its coefficient (-2.25).
Square it (5.0625) and add it to both sides.

Add '5.0625' to each side of the equation.
-4.5x + 5.0625 + x2 = 14.5 + 5.0625

Reorder the terms:
5.0625 + -4.5x + x2 = 14.5 + 5.0625

Combine like terms: 14.5 + 5.0625 = 19.5625
5.0625 + -4.5x + x2 = 19.5625

Factor a perfect square on the left side:
(x + -2.25)(x + -2.25) = 19.5625

Calculate the square root of the right side: 4.422951503

Break this problem into two subproblems by setting 
(x + -2.25) equal to 4.422951503 and -4.422951503.

Subproblem 1

x + -2.25 = 4.422951503 Simplifying x + -2.25 = 4.422951503 Reorder the terms: -2.25 + x = 4.422951503 Solving -2.25 + x = 4.422951503 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.25' to each side of the equation. -2.25 + 2.25 + x = 4.422951503 + 2.25 Combine like terms: -2.25 + 2.25 = 0.00 0.00 + x = 4.422951503 + 2.25 x = 4.422951503 + 2.25 Combine like terms: 4.422951503 + 2.25 = 6.672951503 x = 6.672951503 Simplifying x = 6.672951503

Subproblem 2

x + -2.25 = -4.422951503 Simplifying x + -2.25 = -4.422951503 Reorder the terms: -2.25 + x = -4.422951503 Solving -2.25 + x = -4.422951503 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.25' to each side of the equation. -2.25 + 2.25 + x = -4.422951503 + 2.25 Combine like terms: -2.25 + 2.25 = 0.00 0.00 + x = -4.422951503 + 2.25 x = -4.422951503 + 2.25 Combine like terms: -4.422951503 + 2.25 = -2.172951503 x = -2.172951503 Simplifying x = -2.172951503

Solution

The solution to the problem is based on the solutions from the subproblems. x = {6.672951503, -2.172951503}

See similar equations:

| -3(6p-2)=4(2p+3)+4p | | z-7z=4z-1-2 | | -8(x+5)=-88 | | +(5)6x=22 | | -8(-6-2x)=144 | | 5/x=1000000 | | 44t-67y=4d | | 3(4x+2)=45 | | 5+6x=22 | | b(b^2-1)=0 | | login(m-3)+login(m+3)=2 | | -8(3+7b)+4=204 | | (2x+4)*(3y+1)= | | 9z-z=-1+2z-1-10 | | -8(-8-3x)=160 | | 39x^2-23x-62=0 | | t=28-1/3(w-k) | | -8(7+4x)-6=-94 | | -5(-3+6v)=105 | | (m-3)2=121 | | -8(6n+4)=256 | | (X^2+4)+4x=0 | | M^2+3m=4 | | 8(x-7)=3x+4 | | 1-2(3x-7)=-x-6 | | 1+4x-x=13 | | -5-7r+r=-5 | | (b-4)(b^2+3b-2a)= | | b+6-8b=-15 | | tanx+2cotx-4=0 | | 5x*2-x*2-25=0 | | ln(4x-7)=7 |

Equations solver categories