-3x^2+12x+12=0

Simple and best practice solution for -3x^2+12x+12=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 -3x^2+12x+12=0 equation:


Simplifying
-3x2 + 12x + 12 = 0

Reorder the terms:
12 + 12x + -3x2 = 0

Solving
12 + 12x + -3x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(4 + 4x + -1x2) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(4 + 4x + -1x2)' equal to zero and attempt to solve: Simplifying 4 + 4x + -1x2 = 0 Solving 4 + 4x + -1x2 = 0 Begin completing the square. Divide all terms by -1 the coefficient of the squared term: Divide each side by '-1'. -4 + -4x + x2 = 0 Move the constant term to the right: Add '4' to each side of the equation. -4 + -4x + 4 + x2 = 0 + 4 Reorder the terms: -4 + 4 + -4x + x2 = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -4x + x2 = 0 + 4 -4x + x2 = 0 + 4 Combine like terms: 0 + 4 = 4 -4x + x2 = 4 The x term is -4x. Take half its coefficient (-2). Square it (4) and add it to both sides. Add '4' to each side of the equation. -4x + 4 + x2 = 4 + 4 Reorder the terms: 4 + -4x + x2 = 4 + 4 Combine like terms: 4 + 4 = 8 4 + -4x + x2 = 8 Factor a perfect square on the left side: (x + -2)(x + -2) = 8 Calculate the square root of the right side: 2.828427125 Break this problem into two subproblems by setting (x + -2) equal to 2.828427125 and -2.828427125.

Subproblem 1

x + -2 = 2.828427125 Simplifying x + -2 = 2.828427125 Reorder the terms: -2 + x = 2.828427125 Solving -2 + x = 2.828427125 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + x = 2.828427125 + 2 Combine like terms: -2 + 2 = 0 0 + x = 2.828427125 + 2 x = 2.828427125 + 2 Combine like terms: 2.828427125 + 2 = 4.828427125 x = 4.828427125 Simplifying x = 4.828427125

Subproblem 2

x + -2 = -2.828427125 Simplifying x + -2 = -2.828427125 Reorder the terms: -2 + x = -2.828427125 Solving -2 + x = -2.828427125 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + x = -2.828427125 + 2 Combine like terms: -2 + 2 = 0 0 + x = -2.828427125 + 2 x = -2.828427125 + 2 Combine like terms: -2.828427125 + 2 = -0.828427125 x = -0.828427125 Simplifying x = -0.828427125

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.828427125, -0.828427125}

Solution

x = {4.828427125, -0.828427125}

See similar equations:

| -4l+10=44 | | 7(-4x-1)+2x= | | 4x-8=5x-20 | | 0.3x+0.05x=0.1x+2 | | 4+1.5(z+2)=3.5z-6 | | 2(r+3)-8= | | -4g=44 | | 4-9x=2+8x | | 1.6x+13.2=3.5x-2 | | 5(3x+7)=-21+26 | | 12w(w-1)-2(4w-2)=12w+7-2(3+4w)-9 | | 6-(3k+6)= | | 0.34x+0.52=7.482 | | 16y+4x^2+4y^2=11+12x | | 5-8(n+1)= | | 100(3.41)+60(12.77)=x(x) | | 12(z+1)-4(z-3)=4(z-4)+3(z-3) | | 8B+12+4B=2(6B+5)+2 | | -24x+2x^3+x^4=0 | | 8B+12+4B=2(6B+5) | | 8x-2+4x=8 | | 5(x+5)=9x+13 | | 2y+4y=5y+8 | | 5(3x-7)-6=5(x-3)+24 | | 4(u+-2)+-3u=2(u+-6) | | 7x+20=32 | | 3-(2x-18)=6(x-2) | | 20x^4-23x^3+6x^2=0 | | h=-16t^2+84t+72 | | 5k-(9+k)=-(6k+9) | | 3(n-7)-(2-4n)=6n | | 4(7+7x)=336 |

Equations solver categories