12x^2-84x+147=0

Simple and best practice solution for 12x^2-84x+147=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 12x^2-84x+147=0 equation:


Simplifying
12x2 + -84x + 147 = 0

Reorder the terms:
147 + -84x + 12x2 = 0

Solving
147 + -84x + 12x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(49 + -28x + 4x2) = 0

Factor a trinomial.
3((7 + -2x)(7 + -2x)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(7 + -2x)' equal to zero and attempt to solve: Simplifying 7 + -2x = 0 Solving 7 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -2x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -2x = 0 + -7 -2x = 0 + -7 Combine like terms: 0 + -7 = -7 -2x = -7 Divide each side by '-2'. x = 3.5 Simplifying x = 3.5

Subproblem 2

Set the factor '(7 + -2x)' equal to zero and attempt to solve: Simplifying 7 + -2x = 0 Solving 7 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -2x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -2x = 0 + -7 -2x = 0 + -7 Combine like terms: 0 + -7 = -7 -2x = -7 Divide each side by '-2'. x = 3.5 Simplifying x = 3.5

Solution

x = {3.5, 3.5}

See similar equations:

| 4x^2=14x-9 | | 15x^2-13x-72=0 | | 2x^2-23x+51=0 | | 25x^12y^10-4z^2=0 | | 4x^2+68x+280=0 | | .03x+x=29.60 | | 2(3x+1)+2=10 | | 10x^2+55x-200=0 | | -x^2+2x+5= | | -x+2x+5= | | 5x+4(100-x)=480 | | 11b+5=12 | | 12-10x=37-17x | | x^2-6x+20= | | E^2-7e+10=0 | | =12x+48x | | 12x+48x= | | -7y+13=5(y+1) | | 4w-5=-17 | | 6-2y=4.50 | | 73-5x=31x+21 | | 9-9x=84-30x | | 3x+5=-112-10x | | 9-9x=31x+21 | | 2x+7=-29-10x# | | 6x+10=109-3x | | 77-3x=10x+19 | | 6x+18=15x-54 | | p=-0.07q+100 | | 3x+20=11x-52 | | X^2-9=x(x-1) | | X^2-9=x^2-x |

Equations solver categories