-3x(-4x^2-10x+12)=

Simple and best practice solution for -3x(-4x^2-10x+12)= 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 -3x(-4x^2-10x+12)= equation:


Simplifying
-3x(-4x2 + -10x + 12) = 0

Reorder the terms:
-3x(12 + -10x + -4x2) = 0
(12 * -3x + -10x * -3x + -4x2 * -3x) = 0
(-36x + 30x2 + 12x3) = 0

Solving
-36x + 30x2 + 12x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '6x'.
6x(-6 + 5x + 2x2) = 0

Ignore the factor 6.

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(-6 + 5x + 2x2)' equal to zero and attempt to solve: Simplifying -6 + 5x + 2x2 = 0 Solving -6 + 5x + 2x2 = 0 Begin completing the square. Divide all terms by 2 the coefficient of the squared term: Divide each side by '2'. -3 + 2.5x + x2 = 0 Move the constant term to the right: Add '3' to each side of the equation. -3 + 2.5x + 3 + x2 = 0 + 3 Reorder the terms: -3 + 3 + 2.5x + x2 = 0 + 3 Combine like terms: -3 + 3 = 0 0 + 2.5x + x2 = 0 + 3 2.5x + x2 = 0 + 3 Combine like terms: 0 + 3 = 3 2.5x + x2 = 3 The x term is 2.5x. Take half its coefficient (1.25). Square it (1.5625) and add it to both sides. Add '1.5625' to each side of the equation. 2.5x + 1.5625 + x2 = 3 + 1.5625 Reorder the terms: 1.5625 + 2.5x + x2 = 3 + 1.5625 Combine like terms: 3 + 1.5625 = 4.5625 1.5625 + 2.5x + x2 = 4.5625 Factor a perfect square on the left side: (x + 1.25)(x + 1.25) = 4.5625 Calculate the square root of the right side: 2.136000936 Break this problem into two subproblems by setting (x + 1.25) equal to 2.136000936 and -2.136000936.

Subproblem 1

x + 1.25 = 2.136000936 Simplifying x + 1.25 = 2.136000936 Reorder the terms: 1.25 + x = 2.136000936 Solving 1.25 + x = 2.136000936 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.25' to each side of the equation. 1.25 + -1.25 + x = 2.136000936 + -1.25 Combine like terms: 1.25 + -1.25 = 0.00 0.00 + x = 2.136000936 + -1.25 x = 2.136000936 + -1.25 Combine like terms: 2.136000936 + -1.25 = 0.886000936 x = 0.886000936 Simplifying x = 0.886000936

Subproblem 2

x + 1.25 = -2.136000936 Simplifying x + 1.25 = -2.136000936 Reorder the terms: 1.25 + x = -2.136000936 Solving 1.25 + x = -2.136000936 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.25' to each side of the equation. 1.25 + -1.25 + x = -2.136000936 + -1.25 Combine like terms: 1.25 + -1.25 = 0.00 0.00 + x = -2.136000936 + -1.25 x = -2.136000936 + -1.25 Combine like terms: -2.136000936 + -1.25 = -3.386000936 x = -3.386000936 Simplifying x = -3.386000936

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.886000936, -3.386000936}

Solution

x = {0, 0.886000936, -3.386000936}

See similar equations:

| -0.5(x)=-4.3 | | 2(x-5)+3(x+7)= | | ((8x^4)-(20x^3))/(4x^2) | | 5x+3-2x-4= | | 4c+2-3c=-1+6 | | 1/4n=1/8n+8 | | 7(3x+4)= | | Y=x^2+4x+2 | | 5/-7x-7 | | (-4x)(8x-5)= | | 3v^2=-v+2 | | 5/-7*-7 | | 1/3(t)=7 | | .83x=.36 | | Ln(x+2)=3 | | h-8=-8 | | (14x^2+13x+12)-(7x^2+20x+4)= | | 2(4-4)= | | 3(5c-1)-2=13c-3 | | (x+7)(2x+1)=0 | | 2t=28 | | x^2+4-60=0 | | 3z^2-28z+49=0 | | 2(x^2-16)=0 | | 26-4=12 | | 1.8(2r-7)+2.3r= | | 4(m-2)=24 | | -4x-3=-6+9 | | 1/3s+14=26 | | 1/2x-3=8 | | 2x+23=-7+8x | | -6g+36=12 |

Equations solver categories