2-6x(4x+5)+10=5x

Simple and best practice solution for 2-6x(4x+5)+10=5x 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 2-6x(4x+5)+10=5x equation:


Simplifying
2 + -6x(4x + 5) + 10 = 5x

Reorder the terms:
2 + -6x(5 + 4x) + 10 = 5x
2 + (5 * -6x + 4x * -6x) + 10 = 5x
2 + (-30x + -24x2) + 10 = 5x

Reorder the terms:
2 + 10 + -30x + -24x2 = 5x

Combine like terms: 2 + 10 = 12
12 + -30x + -24x2 = 5x

Solving
12 + -30x + -24x2 = 5x

Solving for variable 'x'.

Reorder the terms:
12 + -30x + -5x + -24x2 = 5x + -5x

Combine like terms: -30x + -5x = -35x
12 + -35x + -24x2 = 5x + -5x

Combine like terms: 5x + -5x = 0
12 + -35x + -24x2 = 0

Begin completing the square.  Divide all terms by
-24 the coefficient of the squared term: 

Divide each side by '-24'.
-0.5 + 1.458333333x + x2 = 0

Move the constant term to the right:

Add '0.5' to each side of the equation.
-0.5 + 1.458333333x + 0.5 + x2 = 0 + 0.5

Reorder the terms:
-0.5 + 0.5 + 1.458333333x + x2 = 0 + 0.5

Combine like terms: -0.5 + 0.5 = 0.0
0.0 + 1.458333333x + x2 = 0 + 0.5
1.458333333x + x2 = 0 + 0.5

Combine like terms: 0 + 0.5 = 0.5
1.458333333x + x2 = 0.5

The x term is 1.458333333x.  Take half its coefficient (0.7291666665).
Square it (0.5316840275) and add it to both sides.

Add '0.5316840275' to each side of the equation.
1.458333333x + 0.5316840275 + x2 = 0.5 + 0.5316840275

Reorder the terms:
0.5316840275 + 1.458333333x + x2 = 0.5 + 0.5316840275

Combine like terms: 0.5 + 0.5316840275 = 1.0316840275
0.5316840275 + 1.458333333x + x2 = 1.0316840275

Factor a perfect square on the left side:
(x + 0.7291666665)(x + 0.7291666665) = 1.0316840275

Calculate the square root of the right side: 1.015718478

Break this problem into two subproblems by setting 
(x + 0.7291666665) equal to 1.015718478 and -1.015718478.

Subproblem 1

x + 0.7291666665 = 1.015718478 Simplifying x + 0.7291666665 = 1.015718478 Reorder the terms: 0.7291666665 + x = 1.015718478 Solving 0.7291666665 + x = 1.015718478 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.7291666665' to each side of the equation. 0.7291666665 + -0.7291666665 + x = 1.015718478 + -0.7291666665 Combine like terms: 0.7291666665 + -0.7291666665 = 0.0000000000 0.0000000000 + x = 1.015718478 + -0.7291666665 x = 1.015718478 + -0.7291666665 Combine like terms: 1.015718478 + -0.7291666665 = 0.2865518115 x = 0.2865518115 Simplifying x = 0.2865518115

Subproblem 2

x + 0.7291666665 = -1.015718478 Simplifying x + 0.7291666665 = -1.015718478 Reorder the terms: 0.7291666665 + x = -1.015718478 Solving 0.7291666665 + x = -1.015718478 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.7291666665' to each side of the equation. 0.7291666665 + -0.7291666665 + x = -1.015718478 + -0.7291666665 Combine like terms: 0.7291666665 + -0.7291666665 = 0.0000000000 0.0000000000 + x = -1.015718478 + -0.7291666665 x = -1.015718478 + -0.7291666665 Combine like terms: -1.015718478 + -0.7291666665 = -1.7448851445 x = -1.7448851445 Simplifying x = -1.7448851445

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.2865518115, -1.7448851445}

See similar equations:

| 5log(x-2)=11 | | X^2-6x+7=20 | | 9n-3=8n+2(n+3) | | 0.5+15=2.5x | | 4(6x-9)= | | 5log(x+1)=1 | | 9x+6-4-2x+1-15= | | 9x+2=x+6 | | 5log(10)(x+1)=1 | | 1/3y-2=1 | | 24z-7=-3 | | 5x+(7-2x)=19 | | 7x=125x+38 | | 10x-6=4x-2(x+2)-x | | 2(w-7)=4w-16 | | (12-5/4x)(12x/5-4) | | -7w-24=-2(w-3) | | N/-5=-13 | | 9(2x+8)=9x+18 | | -2(u-1)=-8u-28 | | 2w+17=51 | | -3y^2=36 | | 43=3y+10 | | 26=x/4-12 | | 36=-4y+6(y+3) | | 7h-5=4-4h | | -35=-7b | | 2w+14=40 | | 3x-12=120 | | 22=8(w-6)+6w | | 12=-6x+24 | | 4r-1=3 |

Equations solver categories