4x^2-23x+19=-3x

Simple and best practice solution for 4x^2-23x+19=-3x 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 4x^2-23x+19=-3x equation:


Simplifying
4x2 + -23x + 19 = -3x

Reorder the terms:
19 + -23x + 4x2 = -3x

Solving
19 + -23x + 4x2 = -3x

Solving for variable 'x'.

Reorder the terms:
19 + -23x + 3x + 4x2 = -3x + 3x

Combine like terms: -23x + 3x = -20x
19 + -20x + 4x2 = -3x + 3x

Combine like terms: -3x + 3x = 0
19 + -20x + 4x2 = 0

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

Divide each side by '4'.
4.75 + -5x + x2 = 0

Move the constant term to the right:

Add '-4.75' to each side of the equation.
4.75 + -5x + -4.75 + x2 = 0 + -4.75

Reorder the terms:
4.75 + -4.75 + -5x + x2 = 0 + -4.75

Combine like terms: 4.75 + -4.75 = 0.00
0.00 + -5x + x2 = 0 + -4.75
-5x + x2 = 0 + -4.75

Combine like terms: 0 + -4.75 = -4.75
-5x + x2 = -4.75

The x term is -5x.  Take half its coefficient (-2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
-5x + 6.25 + x2 = -4.75 + 6.25

Reorder the terms:
6.25 + -5x + x2 = -4.75 + 6.25

Combine like terms: -4.75 + 6.25 = 1.5
6.25 + -5x + x2 = 1.5

Factor a perfect square on the left side:
(x + -2.5)(x + -2.5) = 1.5

Calculate the square root of the right side: 1.224744871

Break this problem into two subproblems by setting 
(x + -2.5) equal to 1.224744871 and -1.224744871.

Subproblem 1

x + -2.5 = 1.224744871 Simplifying x + -2.5 = 1.224744871 Reorder the terms: -2.5 + x = 1.224744871 Solving -2.5 + x = 1.224744871 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.5' to each side of the equation. -2.5 + 2.5 + x = 1.224744871 + 2.5 Combine like terms: -2.5 + 2.5 = 0.0 0.0 + x = 1.224744871 + 2.5 x = 1.224744871 + 2.5 Combine like terms: 1.224744871 + 2.5 = 3.724744871 x = 3.724744871 Simplifying x = 3.724744871

Subproblem 2

x + -2.5 = -1.224744871 Simplifying x + -2.5 = -1.224744871 Reorder the terms: -2.5 + x = -1.224744871 Solving -2.5 + x = -1.224744871 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.5' to each side of the equation. -2.5 + 2.5 + x = -1.224744871 + 2.5 Combine like terms: -2.5 + 2.5 = 0.0 0.0 + x = -1.224744871 + 2.5 x = -1.224744871 + 2.5 Combine like terms: -1.224744871 + 2.5 = 1.275255129 x = 1.275255129 Simplifying x = 1.275255129

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.724744871, 1.275255129}

See similar equations:

| x^2+7x+6=3x+3 | | x^2+13x+47=7 | | 4x^2-29x+37=-5x+2 | | 5x-11=-5 | | 4x-7+2x=5x-6+9 | | 8.3=b/14 | | 5x-3x+7=2x-2+9 | | 6x=2-2+4 | | -3(4x+1)=3(3-4x) | | 8*+4=3*+7 | | 44=t/11 | | x^2+5x+9=3 | | x*x-x=8 | | x+(x+30)=190 | | 2/3x-4=16 | | (x+1)*3=x+5 | | x^2+4x=104 | | x^2+xy+x+y-5=0 | | .50+x=500 | | -1/6(x-18)+1/2(x+2)=x-4 | | -1/6(x-18)+1/2(x+2) | | 4(x+2)-2x=4x+-2 | | 3x-(-36)=2x-27 | | 12-(2-w/3)=7w+2 | | 4x+9/x+2 | | (9x)-(6x^3)=0 | | (x+5)/(x-3)=(2x+7)/x | | (x+5)/(x+3)=(2x+7)/x | | 9x-6x^3=0 | | 3(5+4x)=7-2(3-4x) | | 6-5(3k-1)=7k | | 80=50-10x+x |

Equations solver categories