10x^2-19=-6x

Simple and best practice solution for 10x^2-19=-6x 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 10x^2-19=-6x equation:


Simplifying
10x2 + -19 = -6x

Reorder the terms:
-19 + 10x2 = -6x

Solving
-19 + 10x2 = -6x

Solving for variable 'x'.

Reorder the terms:
-19 + 6x + 10x2 = -6x + 6x

Combine like terms: -6x + 6x = 0
-19 + 6x + 10x2 = 0

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

Divide each side by '10'.
-1.9 + 0.6x + x2 = 0

Move the constant term to the right:

Add '1.9' to each side of the equation.
-1.9 + 0.6x + 1.9 + x2 = 0 + 1.9

Reorder the terms:
-1.9 + 1.9 + 0.6x + x2 = 0 + 1.9

Combine like terms: -1.9 + 1.9 = 0.0
0.0 + 0.6x + x2 = 0 + 1.9
0.6x + x2 = 0 + 1.9

Combine like terms: 0 + 1.9 = 1.9
0.6x + x2 = 1.9

The x term is 0.6x.  Take half its coefficient (0.3).
Square it (0.09) and add it to both sides.

Add '0.09' to each side of the equation.
0.6x + 0.09 + x2 = 1.9 + 0.09

Reorder the terms:
0.09 + 0.6x + x2 = 1.9 + 0.09

Combine like terms: 1.9 + 0.09 = 1.99
0.09 + 0.6x + x2 = 1.99

Factor a perfect square on the left side:
(x + 0.3)(x + 0.3) = 1.99

Calculate the square root of the right side: 1.410673598

Break this problem into two subproblems by setting 
(x + 0.3) equal to 1.410673598 and -1.410673598.

Subproblem 1

x + 0.3 = 1.410673598 Simplifying x + 0.3 = 1.410673598 Reorder the terms: 0.3 + x = 1.410673598 Solving 0.3 + x = 1.410673598 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.3' to each side of the equation. 0.3 + -0.3 + x = 1.410673598 + -0.3 Combine like terms: 0.3 + -0.3 = 0.0 0.0 + x = 1.410673598 + -0.3 x = 1.410673598 + -0.3 Combine like terms: 1.410673598 + -0.3 = 1.110673598 x = 1.110673598 Simplifying x = 1.110673598

Subproblem 2

x + 0.3 = -1.410673598 Simplifying x + 0.3 = -1.410673598 Reorder the terms: 0.3 + x = -1.410673598 Solving 0.3 + x = -1.410673598 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.3' to each side of the equation. 0.3 + -0.3 + x = -1.410673598 + -0.3 Combine like terms: 0.3 + -0.3 = 0.0 0.0 + x = -1.410673598 + -0.3 x = -1.410673598 + -0.3 Combine like terms: -1.410673598 + -0.3 = -1.710673598 x = -1.710673598 Simplifying x = -1.710673598

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.110673598, -1.710673598}

See similar equations:

| a^2+b^2=6 | | X^2-9x+400=0 | | -28x+12=36 | | -28x+12=26 | | 10(1-21/2)=-5(21/2-1) | | -2y+6=-13 | | ax^3-1=0 | | (x-2)(x-3)=9x+6 | | a=3.14*64 | | 5x+3=-2x-7 | | -7t=5.6 | | ei=9r | | 6-2y+12=4y-7 | | -3(2x-5)+2x=5x-4 | | 6n+4=4w-5 | | 2y-14+14=3y+14 | | 5p+9c=p | | 3y+7x=9y-4 | | 6x+3=2x+15 | | 2(x+4)-3(x-2)=x+2 | | (3x+9)(14-2x)=0 | | t+m=r | | -8-8y=16 | | 3x^2+75x+24=0 | | s+5s-3s=21 | | 3(2x+3)-(-x-2)=4(3x+5)-(x+9) | | 2x-1=1x-3 | | s=180n-360 | | 7.342x=-19.0892 | | M=0.6667m+1 | | 4(x+1)-x=8(x-1)-5x | | 24x-10=32x-10 |

Equations solver categories