12x^2-100x+156=0

Simple and best practice solution for 12x^2-100x+156=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^2-100x+156=0 equation:


Simplifying
12x2 + -100x + 156 = 0

Reorder the terms:
156 + -100x + 12x2 = 0

Solving
156 + -100x + 12x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4'.
4(39 + -25x + 3x2) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(39 + -25x + 3x2)' equal to zero and attempt to solve: Simplifying 39 + -25x + 3x2 = 0 Solving 39 + -25x + 3x2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 13 + -8.333333333x + x2 = 0 Move the constant term to the right: Add '-13' to each side of the equation. 13 + -8.333333333x + -13 + x2 = 0 + -13 Reorder the terms: 13 + -13 + -8.333333333x + x2 = 0 + -13 Combine like terms: 13 + -13 = 0 0 + -8.333333333x + x2 = 0 + -13 -8.333333333x + x2 = 0 + -13 Combine like terms: 0 + -13 = -13 -8.333333333x + x2 = -13 The x term is -8.333333333x. Take half its coefficient (-4.166666667). Square it (17.36111111) and add it to both sides. Add '17.36111111' to each side of the equation. -8.333333333x + 17.36111111 + x2 = -13 + 17.36111111 Reorder the terms: 17.36111111 + -8.333333333x + x2 = -13 + 17.36111111 Combine like terms: -13 + 17.36111111 = 4.36111111 17.36111111 + -8.333333333x + x2 = 4.36111111 Factor a perfect square on the left side: (x + -4.166666667)(x + -4.166666667) = 4.36111111 Calculate the square root of the right side: 2.088327347 Break this problem into two subproblems by setting (x + -4.166666667) equal to 2.088327347 and -2.088327347.

Subproblem 1

x + -4.166666667 = 2.088327347 Simplifying x + -4.166666667 = 2.088327347 Reorder the terms: -4.166666667 + x = 2.088327347 Solving -4.166666667 + x = 2.088327347 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.166666667' to each side of the equation. -4.166666667 + 4.166666667 + x = 2.088327347 + 4.166666667 Combine like terms: -4.166666667 + 4.166666667 = 0.000000000 0.000000000 + x = 2.088327347 + 4.166666667 x = 2.088327347 + 4.166666667 Combine like terms: 2.088327347 + 4.166666667 = 6.254994014 x = 6.254994014 Simplifying x = 6.254994014

Subproblem 2

x + -4.166666667 = -2.088327347 Simplifying x + -4.166666667 = -2.088327347 Reorder the terms: -4.166666667 + x = -2.088327347 Solving -4.166666667 + x = -2.088327347 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.166666667' to each side of the equation. -4.166666667 + 4.166666667 + x = -2.088327347 + 4.166666667 Combine like terms: -4.166666667 + 4.166666667 = 0.000000000 0.000000000 + x = -2.088327347 + 4.166666667 x = -2.088327347 + 4.166666667 Combine like terms: -2.088327347 + 4.166666667 = 2.07833932 x = 2.07833932 Simplifying x = 2.07833932

Solution

The solution to the problem is based on the solutions from the subproblems. x = {6.254994014, 2.07833932}

Solution

x = {6.254994014, 2.07833932}

See similar equations:

| 2(7x-5)=16 | | 0.5-x=4 | | 7y+2(y-5)=5(y+2)-4 | | 2x-5(8-x)=9 | | In(1-2y)=t | | 68=5x-18 | | (3x-7)+3=2x+14 | | 11-(9y+5)=-9 | | 4(x+7)+6=9x-5(x-4) | | 5x-18=68 | | x^3+X^2-5x-125=0 | | In(y-40)=5t | | 3/2/6/4=18/n | | 3/2/6/4=18n | | 5t-11=-13+4t | | Iny=-t+5 | | 5n-3=-1+3n | | -2(5s-3)-6=-3(7s+3)-3 | | log(5-3x)=2 | | -12x+2=20x | | 4x-8+2x=5(3x+2) | | 29+3y-10=13y-13-2y | | Iny=2t+4 | | 4(a+2)-17=15 | | -7p+5+8p=8 | | 10(v+1)-2v=4(2v+4)-17 | | -35=4x-10 | | 220=2.5(50)+b | | (3-w)(3w-1)=0 | | 3-5(n-4)=16 | | 3x+17=22 | | -0.3x+9.13=-0.1x+9.53 |

Equations solver categories